Abstract: Disclosed are a crystal form of a c-MET inhibitor and a salt form thereof and a preparation method therefor. Specifically involved are the compound as shown in formula (I), and a salt form and a crystal form thereof, and also included is the use of the crystal form and the salt form in the preparation of medicines for treating cancers.

Abstract: The present invention discloses a carbon fiber spoke and a manufacturing method thereof. The carbon fiber spoke includes a spoke body made of carbon fiber, a screw bushing that is fit and connected with rim and a nut cap bushing that is fit and connected with the hub. Two end parts of the spoke body are provided with solid joints. The outside surface of the solid joint is provided with a first tapered section. The screw bushing and the nut cap bushing are provided with penetrable mounting holes. The hole wall surrounding the mounting hole is provided with a second tapered section. The mounting hole of the screw bushing and the mounting hole of the nut cap bushing are respectively fixed to the two solid joints; the second tapered section of the mounting hole and the first tapered section of the solid joint are fit and connected together.

Abstract: A vehicle infrastructure cooperative positioning method and apparatus, an electronic device, a storage medium, and an autonomous vehicle are provided, which are related to fields of autonomous driving, intelligent transportation, and vehicle infrastructure cooperation. An implementation includes: receiving broadcast information sent by a road side unit, the broadcast information comprising sending time, a height of the road side unit and location information of the road side unit; calculating a horizontal distance between a vehicle and the road side unit according to receiving time and the sending time of the broadcast information and the height of the road side unit; and matching the horizontal distance between the vehicle and the road side unit and the location information of the road side unit with map information to obtain location information of the vehicle.

Abstract: Disclosed in the embodiment of the present disclosure is a group chat initiating method on the basis of a shared document, comprising: when a first user account accesses a shared document, querying the shared document to obtain a group-specific name card inserted therein, and in the shared document, according to a joining state of the first user account in a chat group, displaying a group chat control corresponding to the joining state, and in response to an operation of the user performed on the chat control, sending a corresponding group chat request for joining the chat group or displaying an interface of the chat group. Also disclosed in the embodiment of the present disclosure are a device for initiating a group chat on the basis of a shared document, an electronic apparatus, and a computer-readable storage medium.

Abstract: A method and system for configuring regenerative braking energy recovery devices in urban rail transit provided by the present application, successively including the following steps: calculating a preliminarily configured capacity Pn of a regenerative braking energy recovery device predetermined for the traction substation n, then obtaining an optimally configured capacity Qn of the regenerative braking energy recovery devices; further, configuring the total number of the regenerative braking energy recovery devices; finally, configuring the type of the regenerative braking energy recovery devices. By reasonably configure the capacity and number of regenerative braking energy recovery devices in traction substations, the configuring method of the present application allows the regenerative braking energy generated by a train during braking to be completely absorbed, thus reduce the energy consumption of braking resistors.

Abstract: Embodiments of the present disclosure relate to a method, a device and a computer program product for negotiating a transaction. The method of negotiating the transaction comprises: receiving, from a server, entity information for negotiation, the entity information indicating an entity that is applicable to negotiate a transaction; determining at least one entity based on the entity information; in response to receiving a negotiation request for a transaction associated with a distributed application, negotiating, with respect to the transaction with the at least one entity to obtain transaction negotiation information, the transaction negotiation information comprises coherency that is reached, with respect to the transaction, with the at least one entity; and sending the transaction negotiation information to the server.

Abstract: Described herein is a system, method, and non-transitory computer-readable medium, to provide accurate patient data corresponding with diagnosis and/or progression milestones for a patient with a medical condition and/or illness. Also described herein are methods and systems for providing a graphical user interface including an interactive patient information timeline.

Abstract: The present disclosure provides a buffer structure, a display panel, and a manufacturing method of the buffer structure. The display panel comprises at least one of the buffer structures. The buffer structure comprises a first inorganic layer, a second inorganic layer, and an organic layer. Trapezoidal grooves are disposed at intervals on one side surface of the first inorganic layer; the second inorganic layer is disposed on one side surface having the trapezoidal grooves of the first inorganic layer, covers inside surfaces of the trapezoidal grooves, is connected at openings of the trapezoidal grooves, and forms capillary channels; and the organic layer is filled inside the capillary channels.

Abstract: Systems and methods are provided for processing a feed derived from a renewable source to form oligomerized compounds corresponding to waxes, ketone waxes, and/or lubricant boiling range compounds. The oligomerized compounds derived from the renewable source can have various novel properties relative to waxes and/or lubricant boiling range compounds derived from mineral sources or derived from renewable sources in a conventional manner. The oligomerized compounds can be derived from a renewable source including fatty acids and/or fatty acid derivatives, such as glycerides (including triglycerides) and fatty amides. Optionally but preferably, at least a portion of the fatty acids and/or fatty acid derivatives can include olefinic bonds.

Abstract: A system for real-time determination of the hand bone age using a personal device essentially include: a cloud computing platform storing a first marked database, an artificial neural network-based bone age model, and a comparison logic, wherein the first marked database at least has a hand bone image and the corresponding feature marking data; and a to-be-compared image providing device for downloading a to-be-compared hand bone image from a cloud-based to-be-compared image database. A personal device can be used to obtain a to-be-compared hand bone image from the to-be-compared image providing device and upload this image to the cloud computing platform in order for the cloud computing platform to find, through comparison, the hand bone image in the bone age model that is the most similar to the uploaded image and then transmit to the personal device the interpretation data corresponding to the hand bone image found.

Abstract: A method of scheduling a dedicated processing resource includes: obtaining source code of an application to be compiled; extracting, during compiling of the source code, metadata associated with the application, the metadata indicating an amount of the dedicated processing resource required by the application; and obtaining, based on the metadata, the dedicated processing resource allocated to the application. In this manner, performance of the dedicated processing resource scheduling system and resource utilization is improved.

Abstract: A diffusive gradients in thin films (DGT) test device for lake water, including: a floating ball and a plurality of water sampling units. A DGT detection device, a water quality detection device with a multi-parameter probe, and a water sampling device are disposed in each of the water sampling units. The water sampling device includes: a plurality of sampling bottles, each of the sampling bottles is provided with an inlet pipe and an exhaust pipe, each of the inlet pipes and exhaust pipes is provided with a one-way solenoid valve; a peristaltic pump, a water sample outlet of the peristaltic pump communicates with the inlet pipes of the plurality of sampling bottles via a multi-way connector; the exhaust pipes of the plurality of sampling bottles are connected to an exhaust manifold via a multi-way connector; a control device connected with the peristaltic pump and each of the one-way solenoid valves.

Abstract: The present disclosure provides a diffusive gradients in thin films (DGT) probe test device for a sediment core in a lake, including: a sampling tube, where, a settlement limit device is disposed on an outer wall of the sampling tube and a DGT probe and a multi-parameter water-quality detection electrode are installed within the sampling tube; a movable mudguard device comprising a connecting rod and a mudguard, where, the connecting rod rotates around a rotating shaft to drive the mudguard to move from a position where an opening at the lower end of the sampling tube is sealed to a side of the sampling tube; a position-limit mechanism removably installed outside the sampling tube; a hammering device located above the sampling tube and fixedly connected to the sampling tube; and a floating ball located above the hammering device and connected to the hammering device via a first pull rope.

Abstract: A resistive memory including a storage array, a storage circuit, a control circuit, a voltage generation circuit and an access circuit is provided. The storage array includes a plurality of blocks. Each block includes a plurality of memory cells. The storage circuit stores a plurality of count values. Each of the count values indicates the number of times that a corresponding block performs a write operation. The control circuit generates a control signal according to the count values when an external command is a write command. The voltage generation circuit provides an operation voltage group according to the control signal. The access circuit accesses the storage array according to the operation voltage group.

Abstract: A method for path optimization comprises: obtaining, at an edge node of a network including a plurality of nodes, locations and performances of one or more nodes from among the plurality of nodes in the network; determining performance indices associated with the one or more nodes based on the locations and the performances of the one or more nodes and a service level objective (SLO), a performance index indicating a difference between a performance of a respective node and the SLO; and determining, based on the locations of the one or more nodes and the performance indices, a target path for delivering a packet from the edge node to a destination node. Advantageously, the path for transmitting the packet flow is optimized in real time according to dynamic changes in the network environment, so that an end-to-end service level objective is met as much as possible.

Abstract: Provided in embodiments of the present invention are a body mold, a magnetic resonance imaging system, and a main magnetic field evaluation method and a gradient field evaluation method therefor. The body mold comprises a plurality of substrates, wherein the plurality of substrates are sequentially arranged to form a multi-layer structure in a three-dimensional space. Each substrate is provided with a plurality of first accommodation bodies for accommodating first resonant volumes and a plurality of second accommodation bodies for accommodating second resonant volumes. The plurality of first accommodation bodies and the plurality of second accommodation bodies are arranged at intervals. The first resonant volumes and the second resonant volumes have different longitudinal relaxation times T1.

Abstract: According to one example embodiment of the present disclosure, there is provided a method for optimization in a distributed system, where the distributed system comprises a client and multiple hosts among which a host comprises a computing node. The method comprises: receiving a first command requesting to use the computing node from an application at the client; determining the type of the first command; and adjusting the first command on the basis of the type of the first command to optimize the execution of the first command in the distributed system, where the computing node is a graphics processing unit, and the first command is a remote procedure call of the graphics processing unit.

Abstract: Embodiments of the present disclosure provide methods, devices, and computer program products for processing a task. A method of processing a task comprises: receiving, at a network device and from a set of computing devices, a set of processing results derived from processing the task by the set of computing devices; in response to receiving the set of processing results, executing a reduction operation on the set of processing results; and transmitting a result of the reduction operation to the set of computing devices. In this way, embodiments of the present disclosure can significantly reduce an amount of data exchanged among a plurality of devices processing a task in parallel, and thus reduce network latency caused by data exchange.

Abstract: A capacitor explosion-proof device includes an explosion-proof casing, covering a top of an electrolytic capacitor opposing the pins. The explosion-proof casing includes a side plate, at least one vent disposed on the side plate and opposing the top. By avoiding spread of electrolyte solution, probability of a fire can be reduced.

Abstract: The present disclosure generally relates to a process for converting a hydrocarbon feed including introducing a hydrocarbon feed comprising a C1+ alkane to a catalyst composition in a reactor, the catalyst composition comprising a Group 6-Group 15 metal supported on a support; and irradiating the hydrocarbon feed and the catalyst composition with electromagnetic energy in the reactor at reactor conditions to produce a product comprising a C2+ alkane, wherein the C2+ alkane of the product is heavier than the C1+ alkane in the hydrocarbon feed.