Abstract: An adjustable bed system includes a base frame structure having first and second frames and a foldable connection mechanism connecting the first and second frame such that the first and second frames are pivotally foldable relative to one another at the foldable connection mechanism. The foldable connection mechanism has at least one connecting bracket assembly, each of which includes a first hinge bracket having first and second end portions, and a second hinge bracket having first and second end portions. The first and second hinge brackets are pivotally connected to one another through a pivot at the first ends. The first and second hinge brackets are respectively mounted on two adjacent end portions of the first and second frames such that the first and second frames are capable of positioning in a plane state or a folded state.

Abstract: A coal-fired power generation system and a supercritical CO2 cycle system thereof are provided. The supercritical CO2 cycle system includes a compressor unit and a turbine unit. The turbine unit includes a preceding stage heater, a preceding stage turbine, a last stage heater and a last stage turbine successively connected in series. An exhaust port of at least one of compressors in the compressor unit is in communication with the turbine unit through a split flow pipe, and a communication position between the split flow pipe and the turbine unit is located downstream of a suction port of the preceding stage turbine. An auxiliary regenerator and an auxiliary heater are provided at the split flow pipe, and the auxiliary regenerator is located upstream of the auxiliary heater.

Abstract: An adjustable bed with a smooth transitional profile includes a pair of lifting assemblies each having back lifting arm and a lumbar supporting mechanism coupled with the back lifting arm such that when the back lifting arm is positioned in parallel to a co-plane of the pair of side rails, the seat platform, the top back platform and the lower back platform are aligned in a co-plane, and the adjustable bed is in a plane state; and when the back lifting arm is driven to rotate in the upward or downward rotation direction, the lower back platform has an angle relative to the top back platform, the angle being less than 180° and greater than 90°; and the adjustable bed is in an adjusted state.

Abstract: An adjustable bed system includes first and second frames; a back lifting assembly having a back lifting bracket pivotally connected to the first frame and a back lifting actuator pivotally connected between the back lifting bracket and the first frame for operably driving the back lifting bracket to pivotally move in an upward or downward rotating direction relative to the first frame; a leg lifting assembly having a leg lifting bracket pivotally connected to the second frame structure and a leg lifting actuator pivotally connected between the leg lifting bracket and the second frame for operably driving the leg lifting bracket to pivotally move in an upward or downward rotating direction relative to the second frame; and a foldable connection mechanism connecting the first and second frames such that the first and second frames are pivotally foldable relative to one another at the connection mechanism.

Abstract: Forms of 6-(3-chloro-4-cyclopropoxyphenyl)pyrimidine-4-carboxylic acid (Compound I) were prepared and characterized in the solid state: Also provided are processes of manufacture and methods of using the forms of Compound I and salts or co-crystals thereof.

Abstract: A method for parsing a query, an electronic device and a readable storage medium, which relate to the field of natural language processing technologies, are disclosed. According to some embodiments, the method includes: acquiring the query input by a user; constructing a syntactic dependency tree of the query; matching the syntactic dependency tree of the query with syntactic dependency trees of preset templates, and determining a target template according to the matching result; and marking a slot operator of a slot in the query using the target template, and the marked slot operator represents a logical relationship applied to the slot in the query. With the technical solution, the logical relationship applied to the slot in the query may be acquired, and the accuracy of query parse may be improved.

Abstract: An adjustable bed includes a head frame assembly, a first slidable assembly having a slidable assembly base and slidable assembly sides slidable within lower C steel brackets; head lift arm bracket assemblies pivotally connected to the slidable assembly sides; and a head lift platform mounted on the head lift arm bracket assemblies, an upper seat platform mounted on the first slidable assembly, and a lower seat platform movably attached onto the higher C steel bracket; a second slidable assembly with a spacing bracket having a guiding slot mounted on the slidable assembly base and the fixing bracket being mounted on the lower seat platform, and the connecting bolt mounted on the fixing bracket and received in the guiding slot; and a head lift motor secured to the head frame assembly for operably driving the head lift arm bracket assemblies in head lift forward or backward direction.

Abstract: A head-mounted viewable device includes a display configured to display and project a virtual scene image to a user's eye, a VR optical lens configured to construct an optical path between the display and the user's eye for allowing a virtual scene image being observed by the user's eye, and an eye-tracking system configured to detect a sight direction of the user's eye and adjust a display position of the virtual scene image based on the detected sight direction. The eye-tracking system includes at least one light source configured to project the detection light and a receiving module configured to receive the reflected detection light reflected to determine the sight direction of the user's eye. The receiving module is positioned at a side of the VR optical lens and arranged to face towards the user's eye such that the detection light reflected by the user's eye is directly received by the receiving module.

Abstract: Erythrocyte simulating particles, a preparation method therefor, and a quality control or calibrator containing the erythrocyte simulated particles. The method for preparing erythrocyte simulating particles includes: performing oxidization and fixation treatments on erythrocytes by using an erythrocyte treatment solution that has a pH of 5.0-9.0 and an osmotic pressure of 300-800 Osm/kg·H2O, wherein the erythrocyte treatment solution contains at least one oxidization agent selected from halogen oxygen acid salts and at least one fixation agent selected from aldehydes or acids; and washing the erythrocytes treated by the erythrocyte treatment solution and suspending the same in a preservation solution. The described method uses an environmentally friendly halogen oxygen acid salt as an oxidant, to obtain erythrocyte simulating particles that can be stored stably for a long time and have properties similar to natural erythrocyte particles in an erythrocyte detection channel.

Abstract: A device for extending the life of a battery, including an electrode having a metal portion, wherein the metal portion is selected from the group including lithium, calcium, magnesium, sodium, potassium and combinations thereof, an electrolyte permeable membrane, and a metal dendrite seeding material disposed between the electrode and the membrane. The electrode, the membrane and the metal dendrite seeding material are positioned in an electrolyte matrix. At least one dendrite extends from the electrode toward the electrolyte permeable membrane combines with at least one dendrite extending from the dendrite seeding material.

Abstract: In one aspect of the invention, the adjustable bed includes a headboard assembly having a headboard and an upper rail attached to the headboard; a footboard assembly having a footboard and a lower rail attached to the footboard; a pair of sideboard assemblies having a pair of sideboards and a pair of side rails respectively attached to the pair of sideboards, wherein the pair of sideboard assemblies is transversely spaced and longitudinally aligned in parallel, and detachably attached to the headboard assembly and the footboard assembly; and a lifting mechanism attached to the side rails of the pair of sideboard assemblies for operably adjusting the adjustable bed at a desired position.

Abstract: The lumbar support mechanism and an adjustable bed having the same. The lumbar support mechanism includes a lumbar support member; first, second, third and fourth support legs; a linkage member; and first and second lumbar support brackets operably attachable to a back platform of the adjustable bed. The first and second support legs are pivotally connected between the lumbar support member and the linkage member; and the third and fourth support legs are pivotally connected between the first and second support legs, and the first and second lumbar support brackets, respectively, such that the lumbar support member is operably movable between a retracted position and an expanded (ejected) position when the linkage member moves between first and second positions. The lumbar support is provided when the lumbar support member is in the ejected position.

Abstract: A cathode material including a nanostructured graphene-incorporated iron oxyfluoride-based (FeOF) composite material (FeOF/G). The FeOF/G composite cathode material may have superfast charging rates, high specific capacity/energy, and enhanced cycle life.

Abstract: Embodiments of the present disclosure provide a method and apparatus for outputting information. A specific embodiment of the method includes: in response to receiving a query, detecting whether there is an entity slot in the query; in response to there being an entity slot in the query, adding the detected entity slot to a candidate slot; detecting, in the query, a relationship-determinative word of an entity; searching in a preset knowledge graph for a peripheral knowledge graph of the candidate slot; and inferring on the basis of the peripheral knowledge graph according to the relationship-determinative word, and outputting an entity word matching the relationship-determinative word.

Abstract: Embodiments of the present disclosure disclose an interaction method and apparatus. A specific embodiment of the method includes: generating, in response to determining that a request input by a user satisfies a guiding condition, guiding information, and feeding back the guiding information to the user, the guiding condition including one of the following: associating with a plurality of query intents, or associating with no query intent; and generating, based on the request and a feedback input by the user corresponding to the guiding information, an intent-clear request, and feeding back push information bound with the intent-clear request to the user. Realizing that in the process of interacting with the user, for conditions such as the request input by the user is associated with a plurality of query intents or incompleteness, an intent-clear request associated with an explicit query intent is determined through the interaction with the user.

Abstract: The disclosure provides a method, an apparatus, and a storage medium for recommending interactive information. The method includes: obtaining information of a chat statement of a user, the information of the chat statement including content of the chat statement and attribute information of the chat statement; obtaining a target reply statement matched with the content of the chat statement based on a preset matching strategy; inputting the content of the chat statement, the attribute information of the chat statement, and the target reply statement into a preset matching model to obtain recommendation information for a target function; and recommending the interactive information to the user, the interactive information including the target reply statement and the recommendation information for the target function.

Abstract: Embodiments of the present disclosure relate to a dialogue interaction method and apparatus, a device and a storage medium, and relate to the field of artificial intelligence technology. The method may include: determining a first semantic encoding of received user information according to a sentence tree; determining a second semantic encoding for responding to the user information from a dialogue tree according to the first semantic encoding, the sentence tree and the dialogue tree being trained and obtained through sentence node information and/or word node information in a logical brain map sample; and determining a target response sentence of the second semantic encoding from the sentence tree, to be used for a dialogue with a user.

Abstract: The present application discloses a human-machine dialog method, an apparatus, and a device. The specific implementation solution includes: acquiring a first query by a user, and perform semantic parsing on the first query to obtain a first key information set; acquiring a second key information set corresponding to at least one historical query; determining a plurality pieces of candidate semantics of the query according to the first key information set and the second key information set, and generating a response query corresponding to the first query according to the plurality pieces of candidate semantics. In the above process, the plurality pieces of candidate semantics of the user are determined according to the first key information set and the second key information set, the accuracy of user semantic understanding is improved, hence, a more reasonable response can be output to the user, and the user session experience is improved.

Abstract: An adjustable bed system includes a pair of side rails transversely spaced, longitudinally aligned and arranged parallel to each other; and a pair of lifting assemblies attached respectively to the pair of side rails for operably adjusting positions of at least one part of a bed. Each lifting assembly comprises a back lifting arm and a leg lifting mechanism; a bracket; and a back lifting actuator and a leg lifting actuator received in the bracket. Each actuator includes an activation member and a motor member engaged with the activation member for driving the activation member. The activation member of the back lifting actuator is engaged with the back lifting arm for operably adjusting the back lifting arm at desired back positions. The activation member of the leg lifting actuator is engaged to the leg lifting mechanism for operably adjusting the leg lifting mechanism at desired leg positions.

Abstract: The embodiments of the disclosure disclose an intelligent playing method and apparatus based on preference feedback. An embodiment of the method comprises: receiving voice feedback on currently played multimedia from a user; analyzing a user intention based on the voice feedback; calculating, in response to the user intention indicating updating a currently played multimedia list, a similarity between multimedia in a multimedia database and the current multimedia; and updating the currently played multimedia list based on the voice feedback and the similarity. The embodiment improves the quality and pertinence in playing multimedia.