Abstract: A rock-piercing flexible rock drilling robot and a rock breaking method therefor are disclosed. The robot includes a control system, a head, and at least one tail. The head includes a head housing, a propulsion turntable, a drilling mechanism, a hydraulic propulsion system, a first driving mechanism, and a second driving mechanism. The propulsion turntable includes a drill bit located at a center thereof and a cutting turntable arranged around the drill bit. The first driving mechanism is connected to the drill bit, and the second driving mechanism is connected to the cutting turntable. The tail includes a tail housing, an advancing and retreating power system, and a fixed support system. The head and the tail are connected through a flexible component, and the tails are connected through flexible components.

Abstract: Systems and methods described herein may utilize a non-linear scaling relationship to scale brightness of selective portions of the display in a manner that reduces or eliminates perceivable banding effects. By non-linearly controlling changes in brightness of the display, a viewer may perceive a more uniform, linear dimming towards the relatively dimmer region without perceiving banding, leading to improved user experience when viewing the electronic display.

Abstract: A visual content search and retrieval platform comprising an object detection model, a coarse-grained image classification model, and a selection of fine-grained image classification models. During inference, the object detection model locates and extracts a query object in a query image; the coarse-grained image classification model classifies the query object's meta-category; the fine-grained image classification model trained and optimized for the meta-category of the query object is selected; and the selected fine-grained image classification model searches and retrieves from an image database images of objects most similar to the query object.

Abstract: A video processing method includes obtaining a first initial motion vector (MV) and a second initial MV. The first initial MV points to a first reference image, and the second initial MV points to a second reference image. The method further includes, in response to the first reference image and the second reference image being both short-term reference images, calculating a motion offset of a current image block based on gradients at sampling points pointed to by the first initial MV and the second initial MV, and calculating a predicted image block of the current image block based on the motion offset of the current image block.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure a bitmap in a medium access control control element (MAC-CE) to indicate beam failure information for one or more serving cells or one or more groups of serving cells. The UE may transmit the MAC-CE to a base station via at least one serving cell. Numerous other aspects are provided.

Abstract: Disclosed is a county power distribution network gridding planning method and system based on a digital resource integration technology, comprising: acquiring geographic information of a county region, and conducting primary division of power supply grids; conducting secondary division of the power supply grids by using a K-means clustering algorithm; and selecting an optimal planning strategy and conducting third division of the power supply grids through a self-adaptive multi-target whale optimization algorithm. By studying the development and evolution mechanism of a county power distribution network in terms of time, space and resources, the planning and operation methods of the county power distribution network are combined to carry out resource digital integration, and conduct grid division on the county power distribution network.

Abstract: Semiconductor devices, fabrication methods thereof and memory systems are provided. In one aspect, a semiconductor device includes chips and a bonding dielectric layer. The chips are stacked along a thickness direction of the chips. The bonding dielectric layer is located between two adjacent ones of the chips. The bonding dielectric layer at least includes a first material and a second material, and thermal conductivity of the second material is greater than thermal conductivity of the first material.

Abstract: A method includes: forming, on a first substrate, a first bonding layer including a first metal oxide material in an amorphous state; forming, on a second substrate, a second bonding layer including a second metal oxide material in an amorphous state; annealing the first and second bonding layers using a laser source, so as to convert the first and second metal oxide materials to a crystalline state; forming, on the first bonding layer, a third bonding layer including a third metal oxide material in an amorphous state; forming, on the second bonding layer, a fourth bonding layer including a fourth metal oxide material in an amorphous state; bonding the first and second substrates to each other through the first to fourth bonding layers; and annealing the third and fourth bonding layers using a heat source, so as to convert the third and fourth metal oxide materials to a crystalline state.

Abstract: The present invention discloses an apparatus for quickly finding a planet by using a mobile phone, including: a digital telescope, an electronic compass, a pan/tilt configured to install the digital telescope, a mobile phone, a PC terminal, and a data converter. The digital telescope includes a telescope housing. A main camera configured to photograph target starry sky and a planet-finding camera configured to search for and photograph a target planet are disposed at one end that is of the telescope housing and that faces starry sky. The present invention is used more easily when a user's professional level is reduced.

Abstract: Systems, methods, apparatuses, and computer program products for sending a dummy or blank DCI to a UE in order to align the current value of the NDI field for the HPID intended to be used for the upcoming multicast transmission. One method may include selecting, by a NE, a smaller group of UE with the same NDI value from among two groups of UE of a group size smaller than a configured threshold value; transmitting, by the NE, DCI to the group of UE; and transmitting, by the NE, at least one of initial PTP transmissions and subsequent PTP or PTM retransmissions with the NDI value toggled from the DCI.

Abstract: The application provides a blood analyzer. The blood analyzer includes a specimen aspiration device, a sample preparation device, an optical detector and a processor. The specimen aspiration device is configured to aspirate a blood specimen to be tested. The sample preparation device is configured to prepare a sample, and includes a reaction cell configured to mix the blood specimen to be tested with a reagent including a hemolytic agent and a fluorescent dye. The optical detector is configured to detect the sample to obtain scattered light information and fluorescence information. The processor is configured to obtain, based on the scattered light information and/or the FL information, information characterizing acute promyelocytic leukemia or abnormal promyeloyte information.

Abstract: A handheld snapshot multispectral imaging crop growth sensing device, including an imaging objective lens, a spectral imaging module, a main control module, a power supply module, a stability maintenance gimbal, a Red-Green-Blue (RGB) imaging module, a ranging sensor, a handheld rod, a control display, and a housing. The imaging objective lens is arranged below the housing. The spectral imaging module is arranged above the imaging objective lens. The main control module is arranged above the spectral imaging module. The stability maintenance gimbal is arranged above the housing. The stability maintenance gimbal is connected to the handheld rod. The RGB imaging module and the ranging sensor are arranged below the housing. The control display is fastened to the handheld rod. The power supply module supplies power to various modules.

Abstract: The present invention provides a mutant protein which has the same amino acid sequence of a wild type PF4 monomer except that (i) at least one amino acid of the wild type PF4 monomer has been deleted, (ii) at least one amino acid of the wild type PF4 monomer has been replaced by another amino acid, or (iii) a combination of such changes has been made. The present invention also provides methods of treating or reducing the likelihood of HIT, treating angiogenesis, treating abnormal cell growth, or affecting coagulation pathologies that lead to thrombus formation, by administering such mutant proteins to a patient.

Abstract: A lithium ion battery and an electricity-consumption device are provided. The electrolyte includes a borate-based additive. A mass fraction w1 of the borate-based additive in the electrolyte satisfies 0.01%?w1?2%.

Abstract: Described herein is an automated beverage dispensing system for dispensing a beverage into a cup based on an order. The automated beverage dispenser may include a conveyor and a plurality of functional stations along the conveyor route. Exemplary stations include a cup singulation or placement station, an ice dispensing station, a beverage dispensing station, and a sealing station for covering the top of the cup with a liquid tight film. Related methods are described.

Abstract: A hard carbon material, having a first characteristic peak from 15° to 35° and a second characteristic peak from 25° to 28° in an X-ray diffraction pattern of the hard carbon material. A starting position of the first characteristic peak is A°, an ending position of the first characteristic peak is B°, and B?A?8°. A peak intensity of the first characteristic peak is I1, a peak intensity of the second characteristic peak is I2, and 0.1?I2/I1?3.0. When a negative electrode plate prepared using the hard carbon material as an active material is subjected to charge and discharge test with lithium metal as a counter electrode to obtain a differential capacity curve, the negative electrode plate has four reversible lithium intercalation peaks and three or four reversible lithium deintercalation peaks within a voltage range of 0 V to 0.4 V.

Abstract: A neck fan is to be worn around a neck of a user and includes a shell, including an inner shell and an outer shell connected to the inner shell. The inner shell is disposed near the neck, and the outer shell is disposed away from the neck. The outer shell is arranged with a connection post, the inner shell defines a connection hole in which the connection post is inserted for connection; a blocker is arranged and inserted in the connection hole; the connection post and the blocker are inserted into the connection hole from two opposite directions of the connection hole.

Abstract: A driving circuit, a display panel and a display device are provided. The driving circuit includes a first output circuit and a first pull-up node control circuit; the first output circuit is electrically connected to a pull-up node, a first high voltage input terminal and a driving signal output terminal, and is configured to control to connect the first high voltage input terminal and the driving signal output terminal under the control of a potential of the pull-up node; the first pull-up node control circuit is electrically connected to a pull-down node, a second high voltage input terminal and the pull-up node, and is configured control to connect the pull-up node and the second high voltage input terminal under the control of a potential of the pull-down node; the first high voltage input terminal is different from the second high voltage input terminal.

Abstract: A sodium-ion battery is provided, comprising a positive electrode, a negative electrode and an electrolyte. The electrolyte comprises NaFSI, and the mass percentage C of the usage amount of NaFSI relative to the electrolyte satisfies: 1%?C?15%. The disclosure ensures that a negative electrode has enough capacity for exertion, such that Na+ deintercalated from a positive electrode can be completely intercalated into the negative electrode, and the plating of Na+ at the negative electrode is prevented, thereby effectively inhibiting the occurrence of a sodium plating phenomenon; moreover, NaFSI is used in an electrolyte and the content range thereof is controlled, such that while the conductivity of the electrolyte is improved, the film forming stability of positive and negative sides of a battery is good, and a current collector does not corrode, thereby effectively improving the rate capability and the cycling stability of the battery.

Abstract: The energy storage apparatus includes: an electrode assembly, including a positive electrode sheet, a negative electrode sheet and a separator. An active material layer of the positive electrode sheet includes a first lithium-containing compound and a second lithium-containing compound. The second lithium-containing compound is lithium-replenishing particles. The lithium-replenishing particle includes a lithium-replenishing core and a shell. A connection area and a separation area are formed between the lithium-replenishing core and the shell. A standard deviation of path length ratios of D lithium-replenishing particles is less than or equal to 0.18. The path length ratio of the lithium-replenishing particle refers to a ratio of a path length of the shell of the lithium-replenishing particle in the connection area to a total circumference of the shell in a cross section of the positive electrode sheet.