An electronic display assembly having forced-air cooling. A thermally conductive plate or a thermally conductive backlight surface is located behind an electronic display of the electronic display assembly and within a housing thereof such that a gap is formed between the plate or backlight surface and an adjacent wall of the housing. External cooling air may be caused to flow in a top-to-bottom direction through the gap in order to remove heat from the electronic display that has been conductively transferred to the gap. A plurality of ribs may be placed within the gap and in thermal communication with the electronic display to enhance the conductive transfer of heat from the electronic display.

This disclosure describes systems and methods related to filtering data requests. In some embodiments, a system may determine an execution plan tree. The system may determine a backend-processed target table in the at least one first storage device. The system may traverse at least one first branch and at least one first node in the execution plan tree. The system may traverse at least one second branch and at least one second node from the parent join node. The system may determine that the rowsource is referenced at the rowsource-access node. The system may determine that the rowsource referenced at the rowsource-access node is a filtered-rowsource. The system may extract at least one join column from a join condition associated with the backend-processed target table and the filtered-rowsource. The system may determine at least one storage location of the filtered-rowsource. The system may determine an adaptive processing path based at least in part on the at least one storage location of the filtered-rowsource, the at least one join column determined from the join condition and the at least one direct predicate determined for the filtered-rowsource. The system may generate at least one target filter predicate for the backend-processed target table.

In an example, an aggregate function is associated with an aggregate projection for a data storage system. Input data to be loaded into the data storage system is aggregated according to the aggregate function and stored in the aggregate projection.

One or more processors reduce bias in a score of a content. The one or more processors determine a predicted pattern of behavior of a user that provided a portion of data used to generate an initial rating of content. The one or more processors generate a modified rating of the content based on a degree of matching between the predicted pattern of behavior of the user and an action of the user that provided the portion of data.

A system provides search results in response to a search query. The system includes a query understanding module configured to receive the search query and output a processed search query based on the search query. The search query includes one or more words and the processed search query selectively includes tags assigned to the one or more words. The system includes a fuzzy knowledge module configured to receive the processed search query, generate a set of candidate tags for selected ones of the words in the search query, and selectively validate the candidate tags. The system is configured to provide the search results to a user device based in part on the candidate tags generated and validated by the fuzzy knowledge module.

Techniques include receiving a first search result from a search system, the result specifying a first state of a software application (app) and the state associated with a function performed based on a first parameter. The techniques further include displaying a first user-selectable link associated with the first result, the link configured to, upon being selected, set the app into the first state. The techniques still further include receiving a first user input and displaying a second user-selectable link associated with a second (e.g., previously stored) search result, the result specifying a second parameter. The techniques also include receiving a second user input selecting the first and second links and displaying a third user-selectable link associated with the first and second results, the link configured to, upon being selected, set the app into a second state associated with the function performed based on the second parameter.

A method and apparatus for generating a sphere-like mobile user interface is described including receiving search terms and search results, generating a sphere and blobs of the sphere and expanding a touched or swiped blob of the sphere.

Embodiments include a system, method, and computer program product for foreign organization name matching. Aspects include receiving a first entity name from a first database configured in a first language and receiving a second database, wherein the second database includes a plurality of entity names in a second language, wherein the first and second languages are different. Aspects also include performing an Internet search based on the first entity name, wherein a language setting of the Internet search is configured to the second language and identifying a list of candidate names based on a set of results from the Internet search. Another aspect includes filtering the list to obtain a resulting candidate name and determining whether the resulting candidate name matches one of the entity names in the second database. Aspects include associating the first entity name and a matching entity name in the second database based on the determination.

A data system can include a JavaScript Object Notation (JSON) data source, a cluster computing system, and a hierarchical JSON handler. The schema of the JSON data source can include a hierarchically-structured element having a nested array. The cluster computing system can store datasets across multiple nodes for parallel manipulation. The datasets can have a flat structure and can be queried using a Structured Query Language (SQL). The cluster computing system can lack the ability to directly import the hierarchically-structured element of the JSON data source into a dataset. The hierarchical JSON handler can be configured to extract and flatten the hierarchically-structured element of the JSON data source and import the extracted and flattened JSON data into one or more target datasets of the cluster computing system. The cluster computing system can then able to perform operations upon the target datasets.

The present disclosure provides improved systems, methods, and computer program products suited to address the issues with legacy approaches. Specifically, the present disclosure provides a detailed description of techniques used in systems, methods, and in computer program products for interpreting relational database statements using a virtual multidimensional data model. Certain embodiments are directed to technological solutions for receiving a relational database statement comprising relational metadata mapped to a virtual multidimensional representation of a subject database, and generating a subject database statement based at least in part on the relational database statement and the virtual multidimensional representation, and configurable to operate on the subject database to produce a visualization result set, which embodiments advance the technical fields for addressing the problem of projecting a multidimensional data view of a subject database on to a relational data analysis environment to enable real time data analyses, as well as advancing peripheral technical fields.

Techniques are described for automatic interval metadata determination for intermittent time series data. In one example, a method for determining intermittent time series interval metadata includes detecting one or more time variables in a time series data set. The method further includes determining whether the one or more time variables are intermittently regular. The method further includes determining one or more respective time intervals for the one or more time variables. The method further includes determining the parameters of intermittency for the one or more time variables. The method further includes generating an output comprising information about the one or more time variables based on the one or more respective time intervals and the parameters of intermittency for the time variable.

In one embodiment, a method includes deriving input topics based on a content item, generating a matrix of scores for the input topics according to a first set of cross-indexed topics, where each of the scores indicates a degree of similarity between a corresponding one of the input topics and a corresponding one of the first cross-indexed topics, calculating a total score for each of the first cross-indexed topics based on the scores for the first cross-indexed topic across all of the input topics, and selecting one or more of the first cross-indexed topics based on the total scores of the first cross-indexed topics. Deriving the input topics may include using a topic tagger to identify the topics based on the content item. The first set of cross-indexed topics may be generated from a database of topics, such as an online encyclopedia.

An apparatus, computer-readable medium, and computer-implemented method for visualizing relationships between pairs of columns, comprising identifying a relationship classification corresponding to two columns in a plurality of columns based on a data type of each column in the two columns, applying one or more statistical measures to data in the two columns to generate association data quantifying a plurality of relationships between data values in a first column of the two columns and data values in a second column of the two columns, wherein the one or more statistical measures are determined based at least in part on the relationship classification, and transforming the association data into a visualization, wherein the visualization comprises one or more indicators corresponding to one or more relationships in the plurality of relationships and wherein a layout of the visualization is determined based on the relationship classification.

A system and method of predicting a user's most meaningful multimedia content includes enabling a sensing device on a user device in response to a user requesting a multimedia operation, performing the multimedia operation for a multimedia content, in response to the multimedia operation, identifying behavioral and interaction cues of the user with the sensing device substantially when the multimedia operation is being performed, updating a recommendation from a set of multimedia content including the multimedia content represented by the behavioral and interaction cues identified, and presenting the updated recommendation to the user.

Rank aggregation based on a Markov model is disclosed. One example is a system including a query processor, at least two information retrievers, a Markov model, and an evaluator. The query processor receives a query via a processing system. Each of the at least two information retrievers retrieves a plurality of document categories responsive to the query, each of the plurality of document categories being at least partially ranked. The Markov model generates a Markov process based on the at least partial rankings of the respective plurality of document categories. The evaluator determines, via the processing system, an aggregate ranking for the plurality of document categories, the aggregate ranking based on a probability distribution of the Markov process.

The present disclosure relates to a method and electronic device for query recommendation, comprising: acquiring a history query statement inputted by a preset user; performing statement analysis on the history query statement to obtain statement information of the history query statement; determining data table entry information queried by the history query statement according to the statement information, determining a cluster label corresponding to the preset user according to the data table entry information; determining a recommended query object corresponding to the preset user according to cluster labels corresponding to a plurality of history query statements; and generating a recommended query statement corresponding to the recommend query object. The inputting efficiency of query statements is raised, and correspondingly, the efficiency of data query is also improved.

A system for and a method of processing a prefix associated with a search query. The method comprises receiving a user input defining a prefix and identifying a list of suggested search queries associated with the prefix. The method determines that (i) a first suggested search query is associated with a first resource and (ii) a first cumulative resource weight based on a first relation between the first suggested search query and the first resource is no less than a second cumulative resource weight based on a second relation between a second suggested search query and a second resource. If so, the method then identifies display data associated with a content item associated with the first resource and transmits, prior to a completed search query associated with the prefix being submitted to the search engine, to the electronic device, the display data along with the list of suggested search queries.

Systems, methods, and non-transitory computer-readable media can determine a profile model for a page that is accessible through the social networking system, the profile model describing one or more modal characteristics of users of the social networking system that have fanned the page. A determination can be made that the page should be recommended to a first user of the social networking system based at least in part on the profile model. At least one page recommendation that references the page can be provided to the first user.

Systems, methods, and non-transitory computer-readable media can determine respective geographic locations of a set of users associated with a page that is accessible through a social network. At least one centroid for the page can be generated based at least in part on the respective geographic locations of the set of users. At least one area of influence of the page can be determined based at least in part on the centroid. At least one page recommendation can be presented to one or more users in the set of users based at least in part on the area of influence of the

A search system includes a user interface configured to receive information about a first application from a developer of the first application. The search system includes a state access module configured to obtain information about a first type of state of the first application from the developer. The information includes an action performed by the first type of state, a first access URL template, and a designation of at least one parameter for the first access URL template. The first application is configured to display a specific state of the first type of state in response to receiving an access URL formed by instantiating the first access URL template with at least one value for the at least one parameter. The search system includes a search engine configured to, in response to a query, obtain data from the first application according to the information about the first type of state.

A content management system aggregates and provides users' interaction with a content item for display in an activity feed. Events corresponding to the users' interaction with the content item are provided in conjunction with a user interface of a native application displaying the content item. Though provided in conjunction with the native application, the events are maintained separate from the content data of the content item and displayed in the activity feed by an application separate from the native application of the content item. The activity feed permits users to exchange chat messages and retrieve information for multiple versions of the content item.

In one embodiment, a method includes receiving a search query input comprising one or more n-grams; parsing the search query input to identify keywords; generating query commands for the keywords. Each query command may specify: a particular object-type; one or more identifiers of one or more objects that match the search query input; and one or more types of relationships with respect to the objects. The method may further include searching a particular vertical that stores objects of the particular object-type having a relationship of the type of relationship with respect to one or more of the objects; generating a plurality of search-result modules corresponding to the query commands, each search-result module comprising references to objects of the particular object-type specified by the query command; and sending, to a client device, instructions for presenting an interface comprising one or more of the search-result modules.

A system and method for generating recommendations based on personalized multimedia content element clusters. The method includes obtaining a personalized multimedia content element cluster associated with a user, wherein the personalized multimedia content element cluster includes a plurality of multimedia content elements related to a common concept, wherein the common concept represents a user interest of the user; analyzing the obtained personalized multimedia content element cluster to determine at least one query; searching, using the determined at least one query, for at least one relevant multimedia content element that is relevant to the user interest of the user; and providing, to the user, at least one recommended multimedia content element of the at least one relevant multimedia content element found during the search.

In general, the subject matter described in this specification can be embodied in methods, systems, and program products for receiving user input that defines a search query, and providing the search query to a server system. Information that a search engine system determined was responsive to the search query is received at a computing device. The computing device is identified as in a first state, and a first output mode for audibly outputting at least a portion of the information is selected. The first output mode is selected from a collection of the first output mode and a second output mode. The second output mode is selected in response to the computing device being in a second state and is for visually outputting at least the portion of the information and not audibly outputting the at least portion of the information. At least the portion of information is audibly output.

Systems and methods are provided for previewing content that is located behind the links of a search results webpage without having to click on the links and thereby cause webpage changes. Embodiments provide a webpage that presents a first set of search results in response to a search query submitted by a user. This webpage is displayed in a graphical user interface and the first set of search results comprises one or more links to other search results webpages, which are defined dynamically and cannot be pre-computed. In the event a user mouses over one of the links, embodiments execute the search associated with the moused-over link and then render selected portions of the search results in a preview window that is positioned over a portion the webpage that displays the first set of search results.

The invention relates to a computer implemented method of storing/recovering in/from a storage data structure a multitude of sequences that have been aligned with a reference data structure. The information of the sequences is stored in different sections. Each section comprises data streams comprising specific data of the sequences having a reference position in the reference position range associated with the data stream. In a first section, the length of the sequences is stored. In a second section, the mutations of a sequence with respect to the reference sequence are stored. In a third section, consensus based quality values are linked with positions in the reference sequence. In a fourth section, the sequence identifiers are stored. The storage data structure has a format which is optimized for viewer, re-alignment, variant calling and other post-processing tools.

Embodiments of the present disclosure include systems and methods for controlling modification of a data file that is accessed by multiple components of an application platform. The method for controlling modification of a data file includes: preparing a link constraint data that includes information of a data file and a component of an application platform, the component being associated with the data file; preparing an alert data that includes information of the data file and a person having a permission to modify the data file; responsive to an attempt of a user to modify the data file, retrieving the information of the component from the link constraint data and the information of the person from the alert data; and sending a notice of the attempt to at least one of the person and the user.

A method for separating carbon dioxide from a gas stream, in particular from a flue gas stream, wherein, a gas stream is brought into contact with a washing medium in an absorber of a separation device and the carbon dioxide contained in the gas stream is separated; the charged washing medium is supplied to a desorber of the separation device to release the carbon dioxide; a vapor stream is removed from the desorber and is supplied to a cooling unit to form a condensate; degradation products, in particular nitrosamines, contained in at least a partial stream of the condensate are photolytically decomposed to decomposition products; at least the decomposition products, in particular nitrites and amines, are removed; and at least a partial stream of the condensate is returned to the desorber. A corresponding separation device separates carbon dioxide from a gas stream.

A device for separating carbon dioxide from a gas stream, in particular from a flue gas stream, includes an absorber for separating the carbon dioxide from the gas stream by means of a washing medium, a desorber which is fludically connected to the absorber to release the absorbed carbon dioxide from the washing medium, a gas cooler which is fludically connected upstream of the absorber to cool the gas stream, and a processing unit which is connected downstream of the gas cooler and which is equipped and designed to clean water from the gas cooler. A method separates carbon dioxide from a gas stream.

Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a fused aromatic thiourea, a fused aromatic urea compound, or a combination thereof. The change-enhancing additive may also include a hindered amine light stabilizer compound. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.

A mobile purification device for purifying indoor air and/or fresh air, has a holder and a filter element having a particle-filtering and a gas-adsorbing region, the particle-filtering region having a filter medium and the filter element being received in the holder to purify indoor air and/or fresh air containing smoke and/or particles and is useful as a mobile purification device, filtering particle-polluted and/or smoke-polluted indoor air and/or fresh air as effectively as possible, with particulate, emitted contaminants being prevented as far as possible from being discharged from the gas-adsorbing region into a space, wherein the particle-filtering region faces a downstream side of the holder and in that the gas-adsorbing region faces an upstream side, which can be supplied with indoor air and/or fresh air polluted with smoke and/or particles.

Implementations disclosed herein provide a compact downdraft table system comprising a vertically oriented cylindrical filter cartridge located below a work surface in a main housing of the downdraft table, a purge assembly in the main housing vertically aligned with the filter cartridge that discharges purged air to an interior of the filter cartridge to purge particulates collected on an exterior of the filter cartridge, and a self-closing louvre in the main housing that permits air flow from the work surface, through the louvre, and through the filter assembly in a first direction, and prevents purged air flow from flowing through the louvre to the work surface in a second direction opposite the first direction.

Implementations disclosed herein provide a compact downdraft table comprising a spark arrestor oriented below a work surface, a vertically oriented cylindrical filter cartridge located below the work surface, a fan assembly that draws air through the work surface, the spark arrestor, and the filter cartridge and exhausts filtered air out of the downdraft table, a purge assembly that discharges purged air to an interior of the filter cartridge to purge particulates collected on an exterior of the filter cartridge, wherein the spark arrestor, filter cartridge, fan assembly, and purge assembly are all contained within a main housing for the downdraft table.

A system and method for removing gas bubbles from fluid. An active filter apparatus forces the bubbles to the center of the filter, while a pump supplies fluid to the filter.

Methods, systems and apparatus are provided for degassing a supersaturated solution. An example degasser is described having a continuous body of gas-permeable tubing to remove an amount of a gas from the supersaturated solution below the gas's saturation point in the supersaturated solution. The degasser can be connected to at least one of a fraction collector or a detector. The example degasser is sized and/or positioned to cause a change in pressure (ΔP) across the degasser to drive removal of a dissolved gas from a supersaturated solution passing through the degasser. As a result of the reduction of gas, efficiencies in system flow and fraction collection are achieved.

Aspects of the disclosure are directed to apparatuses and methods involving filters and detection of operation thereof. As may be consistent with one or more embodiments, an apparatus includes a fixture having mechanical components that hold a filter. Gas flow componentry operates with the fixture to eject particles from the filter by subjecting the filter to gas flow. A flow metering circuit meters the gas flow, and a particulate counter detects the ejected particles.

A sorbent for CO2 reduction from indoor air from an enclosed space. In some embodiments, the sorbent comprises a solid support and an amine-based compound being supported by the support. The sorbent captures at least a portion of the CO2 within the indoor air. The sorbent may be regenerated by streaming outdoor air through the sorbent to release at least a portion of the captured CO2. The sorbent is structured to allow indoor air to flow therein with relatively low flow resistance and relatively rapid reaction kinetics. Regeneration may be performed at relatively low outdoor air temperatures, thereby minimizing the thermal energy required for regenerating the sorbent.

Systems and methods are provided for combined cycle power generation while reducing or mitigating emissions during power generation. Recycled exhaust gas from a power generation combustion reaction can be separated using a staged complementary swing adsorption process so as to generate a high purity CO2 stream while reducing/minimizing the energy required for the separation and without having to reduce the temperature of the exhaust gas. This can allow for improved energy recovery while also generating high purity streams of carbon dioxide and nitrogen.

Systems and methods for using pressure swing adsorption to separate and/or capture resulting emissions are provided. A stream of recycled exhaust gas is passed into a first swing adsorption reactor comprising a first adsorbent material which adsorbs CO2. An enriched N2 stream is recovered from a forward end of the first swing adsorption reactor. The pressure in the first swing adsorption reactor is reduced. The first swing adsorption reactor is purged with a portion of the first N2 stream recovered from the first swing adsorption reactor. The first purge output is passed to a second swing adsorption reactor comprising a second adsorbent material which adsorbs CO2. A second N2 stream is recovered from the second swing adsorption reactor. The pressure in the second swing adsorption reactor is reduced. The second swing adsorption reactor is purged with a steam purge.

A method for treating a synthesis gas from a gasification step. The synthesis gas is cooled to condense heavy organic impurities and water. At the end of the cooling step, light organic impurities and inorganic impurities are adsorped by at least one adsorption bed. The water and heavy tars are separated by decantation from the step of cooling the synthesis gas. At least one adsorption bed is regenerated by temperature-modulated or pressure-modulated desorption.

The storing and destocking of hydrogen in a hydride tank (10) comprises purification performed in at least one trap (1, 1A, 1B) filtering the impurities contained in the hydrogen entering the tank to be stored and regeneration of said at least one trap, using the heat carried by the hydrogen exiting the tank after it has been destocked.

Example embodiments include systems for use in a wellhead platform. The system may comprise a separator subsystem, a scrubber subsystem, a first stage compressor subsystem, and a second stage compressor subsystem. The separator subsystem may comprise a separator inlet section for receiving multi-phase raw mixtures, a separator container body for housing the received multi-phase raw mixture, and a separator gas outlet section for separating gas. The scrubber subsystem may comprise a scrubber inlet section connected to the separator gas outlet section, a scrubber container body, and a scrubber gas outlet section for separating gas. The first stage compressor subsystem may be operable to receive gas separated from the scrubber subsystem, compress the received gas, and output the compressed gas. The second stage compressor subsystem may be operable to receive compressed gas from the first stage compressor subsystem, further compress the received compressed gas, and output the further compressed gas.

An apparatus and method for separating a natural gas production stream from hydrocarbon well operations into a gas component and a sand and liquid component is described. More specifically, a sand separator comprising a cylindrical body, a production stream inlet port, a gas outlet port and a solid and liquid drain port is described. The cylindrical body has an inner cavity with an inner cone having one-way gas vents and a stationary auger wrapped around the inner cone. The production stream inlet port includes a pipe having a curved tip that directs the production stream into the body and around the inner cone and stationary auger, causing the production stream to slow down and the components to separate.

A carbon dioxide capture system includes a first capture system and a second capture system. The first capture system including a first absorber that causes carbon dioxide contained in a combustion exhaust gas to be absorbed in a first absorbing liquid. The second capture system causes carbon dioxide contained in a combustion exhaust gas to be absorbed in a second absorbing liquid. The second rich liquid releases carbon dioxide at a lower temperature than the first rich liquid.

A compressed air drying device that dries compressed air discharged from a compressor includes a dryer and a controller. The dryer includes a drying container, which is filled with a desiccant, and a discharge valve arranged in a discharge port that discharges drainage produced by regeneration of the desiccant. The controller obtains an ambient temperature and controls opening and closing of the discharge valve. When the ambient temperature is a temperature at which freezing occurs, the controller moves the compressed air, which is discharged from the compressor and heated, into the dryer and restricts opening of the discharge valve.

The present invention relates to a column (1) for thermal treatment of fluid mixtures, having a cylindrical, vertically aligned column body (2) which forms a column cavity (3), having a sequence of vertically spaced-apart dual-flow mass transfer trays (8) which are mounted in the column cavity (3) and which have orifices for passage of liquid and gas in countercurrent, and having at least one gas entry orifice (5) disposed below the lowermost of the sequence of dual-flow mass transfer trays (8). It is a characteristic feature of the column of the invention that a gas distribution tray (9) which is disposed between the lowermost of the sequence of dual-flow mass transfer trays (8) and the gas entry orifice (5) has orifices (32) for vertical passage of gas which can be introduced into the column cavity (3) via the gas entry orifice (5), the orifices (32) being formed so as to bring about equal gas distribution over the column cross section. The invention further relates to a process for thermal treatment of fluid mixtures in such a column (1).

Disclosed herein is a system and method for condensing moisture in a gas stream entering or leaving a bioreactor, the system comprising: a contact condenser container fluidically coupled to the bioreactor through an exhaust line; a condensate accumulator fluidically coupled to the contact condenser container through at least a first condensate line and a second condensate line; the condensate accumulator further fluidically coupled to the bioreactor through a condensate overflow line; a first condensate control device disposed on the first condensate line and configured to control a flow of condensate leaving the contact condenser container and entering the condensate accumulator; and a second condensate control device disposed on the second condensate line and configured to control a flow of condensate leaving the condensate accumulator to be mixed with the gas stream.

An apparatus and method for flow management and CO2-recovery from a CO2 containing hydrocarbon flow stream, such as a post CO2-stimulation flowback stream. The apparatus including a flow control zone, a gas separation zone, a pretreatment zone, and a CO2-capture zone. The CO2-capture zone is in fluid communication with the pretreatment zone to provide CO2-capture from a pretreated flowback gas stream and output a captured CO2-flow stream. The CO2-capture zone includes a flow splitter to direct a first portion of the pretreated flowback gas stream to a CO2-enricher to provide an enriched CO2-stream for mixing with a second portion of the pretreated flowback gas to form a mixed stream. The CO2-capture zone further includes at least one condenser to output the captured CO2-flow stream.

A carbon dioxide separation and capture apparatus includes an absorption tower configured to cause an absorbing liquid to absorb a carbon dioxide gas contained in a process gas and a regeneration tower configured to cause the absorbing liquid from the absorption tower to release the carbon dioxide gas. The carbon dioxide separation and capture apparatus further includes an inlet concentration meter configured to measure concentration of an acid component in the process gas supplied to the absorption tower and an outlet concentration meter configured to measure concentration of the acid component in the process gas discharged from the absorption tower. Also included in the carbon dioxide separation and capture apparatus are a supplementary absorbing liquid supply mechanism configured to supply a supplementary absorbing liquid to the main unit and a controller configured to control an amount of the supplementary absorbing liquid supplied to the main unit by the supplementary absorbing liquid supply mechanism based on the concentrations of the acid component measured at the inlet concentration meter and the outlet concentration meter.

A carbon dioxide capture and release method of forming a MOF matrix material including at least one metal-organic-framework crystal that includes at least one metal ion or metal ion cluster coordinated to polydentate organic ligands. The method includes forming a positive moisture swing CO2 host by application of at least a portion of the MOF matrix material to at least a portion of a good, and exposing the good to a feed gas. The method also includes altering the absorption and desorption of CO2 in the CO2 host through a swing absorption/desorption process of moisture content, where an equilibrium pressure of CO2 over the CO2 host is based at least in part on the moisture content. The metal-organic-framework crystal can be UIO-66 including Zr6O4(OH)4(CO2)12 clusters linked by terephthalate acid ligands, and/or Zr6O4(OH)4(CO2)12 clusters linked by amino-terephthalic acid ligands, and/or Zr6O4(OH)4(CO2)12 clusters linked by nitro-terephthalic acid ligands.