Abstract: A temperature measuring method and apparatus based on creatine chemical exchange saturation transfer (CEST) imaging. The method comprises the following steps: (1) performing creatine CEST imaging on a creatine phantom, and analyzing a chemical shift of creatine relative to water in the creatine phantom; (2) fitting a mathematical relation between the chemical shift of the creatine relative to water and the temperature; and (3) performing CEST imaging on creatine in a sample, and calculating the temperature according to the mathematical relation, fitted in step (2), between the chemical shift of the creatine relative to water and the temperature. In the temperature measuring method, the creatine is taken as an endogenous reference, and highly-spatial-resolution, highly-sensitive, and non-invasive absolute temperature measurement can be implemented by means of temperature dependence of a CEST effect of Cr and water.

Abstract: Embodiments of this disclosure relate to the communication field, and provide a data transmission method for short-range wireless communication, and a communication apparatus. The method includes: A first device sends a plurality of first data packets to a second device, where the first device and the second device perform short-range wireless communication. The first device receives a second data packet from the second device, where a first field in the second data packet includes a plurality of indications indicating whether the plurality of first data packets are successfully received.

Abstract: An optical device for homogenizing and diffusing light, an emitting terminal and optical system are provided. An implementation of the optical device for homogenizing and diffusing light includes: a microlens array element, the microlens array element homogenizing and diffusing a light beam in a first direction, a second direction, or a first direction and a second direction, to form a homogeneous light beam, wherein the first direction and the second direction are perpendicular to each other.

Abstract: A model training method includes: acquiring a sample set including a plurality of sample groups; the sample group includes an original image sample and original text samples; performing mask processing on the original image sample and the original text samples to generate a mask image sample and mask text samples; using the mask image sample and the mask text samples to perform adversarial training on a generator and a discriminator to obtain a target model; the generator includes a feature extraction network and an output network, the feature extraction network is used to perform feature extraction after information fusion of an input image and an input text of the generator.

Abstract: The present disclosure provides a method, apparatus, medium and device for extracting a river drying-up region and frequency, and belongs to the technical field of remote sensing. The method for extracting a river drying-up region and frequency can be applied to efficiently acquiring river drying-up information for a long time within the large spatial region. With the inverse normalized difference water index (iNDWI) and the maximum value composite (MVC) method for the remote sensing images, the present disclosure omits the troublesome step of separately extracting a river range for each image in the conventional method. In addition, the present disclosure quickly obtains the drying-up frequency by counting the total number of available images and the number of non-water images at the same pixel position, and yields a greater efficiency for extracting the river drying-up region and frequency.

Abstract: In some embodiments, a method generates a reward function for an adaptive bitrate function that is based on a bandwidth and profiles in a profile ladder for a current segment of content. The reward function indicates a first profile should be selected for the current segment. The method performs a quality change analysis to select a second profile from the profile. The quality change analysis analyzes a quality change that is based on a previously selected profile from a prior segment and profiles in the profile ladder. The second profile is requested from the profile ladder for the current segment.

Abstract: A speech recognition model includes an encoder network, a prediction network, and a joint network. The encoder network is configured to receive a sequence of acoustic frames characterizing an input utterance; and generate, at each of a plurality of output steps, a higher order feature representation for a corresponding acoustic frame in the sequence of acoustic frames. The prediction network is configured to: receive a sequence of non-blank symbols output by a final Softmax layer; and generate, at each of the plurality of output steps, a dense representation. The joint network is configured to generate, at each of the plurality of output steps based on the higher order feature representation and the dense representation, a probability distribution over possible speech recognition hypotheses. The joint network includes a stack of gating and bilinear pooling to fuse the dense representation and the higher order feature representation.

Abstract: The present disclosure discloses a method for reducing the fructan content in food made of rice and flour using microwave heating and belongs to the technical field of food processing. Fermented products made of rice and flour are prepared using microwave heating and fructan in the products can be effectively degraded. Compared with traditional steaming, the method can remarkably reduce the fructan content in the fermented food, effectively alleviate the bowel stress sensitivity to the fermented rice and flour food by patients with irritable bowel syndrome (IBS), meet the daily dietary requirements of special crowds, has the advantages of simple process, green processing and environmental protection, and is suitable for large-scale industrial production.

Abstract: This application discloses a charging cable-based data transmission method and an electronic device. A first electronic device is connected to a second electronic device through a third electronic device, and the third electronic device includes a first data signal line and a second data signal line. When the method is applied to the first electronic device, the first electronic device may detect a connection to the second electronic device; send a first message through a first pin, where the first pin is connected to the first data signal line; and receive a second message through a second pin, where the second pin is connected to the second data signal line, and the first message and the second message are used for charging setting of the first electronic device.

Abstract: This application discloses a data receiving method, which may be applied to Internet of Vehicles, for example, V2X, LTE-V, and V2V. A first terminal apparatus may receive first control information from a second terminal apparatus, then receive second control information from the second terminal apparatus based on the first control information, and further receive, based on the first control information and the second control information, data sent by the second terminal apparatus. Therefore, the second control information and the data can be received after blind detection is performed on the first control information for a relatively small quantity of times, thereby improving efficiency of receiving the second control information and the data.

Abstract: Disclosed is a Z-shaped layout fixed-length double-rope grouped closed force system capturing and recycling net system. The system includes a capturing and intercepting assembly which includes a rope group a, a rope group b, a rope group c, and a rope group d that are each wound with two movable wheel groups oppositely arranged, the rope group a between the two movable wheel groups is an intercepting section a, the rope group b between the two movable wheel groups is an intercepting section b, the rope group c between the two movable wheel groups is an intercepting section c, and the rope group d between the two movable wheel groups is an intercepting section d. The disclosure can effectively decrease the lengths of the rope group a1, the rope group b2, the rope group c3 and the rope group d4 and the force and work of traction devices.

Abstract: A glue application head for bonding is provided, including a main body. The main body includes a cavity for storing glue and a slit for applying the glue. Through the slit, the glue in the cavity is discharged from the glue application head to be applied on a workpiece to form a glue path with a predetermined line width. Not only can a glue layer with a uniform thickness be obtained, but also a problem of no glue coming out can be prevented. Accordingly, the glue application head has improved performance in coating the glue on the workpiece, and bonding ability of the glue can also be improved. A gluing mechanism with the glue application head and a bonding equipment including the gluing mechanism are also provided. A good fit is provided between the glue application head and the workpiece to prevent no dispensing and an overflow of the glue.

Abstract: In accordance with an embodiment, an earphone includes: a housing having a cavity structure disposed within, and a sound output port in communication with the cavity structure; and a first sound transducer, a second sound transducer, and a third sound transducer disposed in the cavity structure, wherein: a sound production frequency of the second sound transducer is greater than a sound production frequency of the third sound transducer and is less than a sound production frequency of the first sound transducer, and the third sound transducer is a micro-electro-mechanical-system located between the first sound transducer and the sound output port.

Abstract: A gate structure of flow guiding sediment bypass tunnel with self-adaptive inlet adjustment the gate structure comprises a sediment bypass tunnel main body, wherein: the sediment bypass tunnel main body comprises a second revolution wheel, a second braking rim, a top water stopper plate and a weir, a second regulator is provided at a front side of the sediment discharge tunnel, the second revolution wheel is provided at a top portion of the second regulator, a top portion of the second revolution wheel is welded with the second valve lever, the second valve lever is connected with the top portion of the second regulator, and by providing the flow guiding structure at the bottom portion bottom water flows with higher sediment concentrations can be guided into the tunnel; and the altitude of the flow guiding inlet at the bottom portion can be automatically controlled with the gate structure.

Abstract: A vertical transistor, and a memory cell and a manufacturing method therefor are provided. The vertical transistor includes: a source electrode disposed on a substrate; a drain electrode which is disposed at a side, away from the substrate, of the source electrode; and a gate electrode and a semiconductor layer, which are in the same layer, and are disposed between the source electrode and the drain electrode in a first direction which is perpendicular to the substrate. The gate electrode at least comprises a column-shaped first gate electrode extending in the first direction. The semiconductor layer comprises a first semiconductor layer and a second semiconductor layer which are in the same layer and spaced apart from each other, and the first gate electrode is disposed between the first semiconductor layer and the second semiconductor layer.

Abstract: A Lactobacillus plantarum 121-5 is disclosed. The preservation number is CGMCC No. 27418, and the Lactobacillus plantarum is preserved in the China general microbiological culture collection center on May 24, 2023. The Lactobacillus plantarum 121-5 has high beta-glucosidase activity, can efficiently convert polydatin to prepare resveratrol, and has short conversion time and high conversion rate. Meanwhile, the conversion condition is mild, safe and reliable, and the large-scale preparation is easy. The strain is directly applied to fermentation of foods and medicines (edible and medicinal plants or fruits and vegetables) containing polydatin, so that the resveratrol content in a fermentation product is improved, and the biological activity of the product is improved.

Abstract: The present invention discloses a method and a system for improving the alarm reliability of a smoke fire detector. The method comprises the following steps: S1, Set an updated background threshold, an alarm threshold and an aerosol type threshold. S2, Initialize the background value of the smoke detector. S3, Regularly update the detection value. S4, Regularly update the long-period background value. S5, Update the short-period background value according to the threshold method. S6, Identify the aerosol type. S7, Give an alarm of fire smoke alarm. S8, Give an alarm of interfering substances.

Abstract: A method for reading a memory device is provided. The memory device includes a plurality of word lines and a plurality of multi-bit memory cells connected to the plurality of word lines, and each of the multi-bit memory cells is configured such that a stored value of the multi-bit memory cell is read through multi-level preset read voltages. The method includes: defining at least one read offset for each of the multi-level preset read voltages respectively, selecting at least one of the multi-level preset read voltages as at least one sampling voltage, reading a multi-bit memory cell on an adjacent word line of a to-be-read multi-bit memory cell, and setting at least one offset flag, each representing a size of a respective one of at least one read offset, according to a sampling reading value of each of the at least one sampling voltage.

Abstract: A sample mounting device for direct tensile test of rock mass is provided, which includes a first positioning stage, a second positioning stage, a first support piece, a second support piece, and a screw drive mechanism. The second positioning stage is arranged above the first positioning stage and capable of moving up and down, and cushion blocks for gluing with the rock mass are coaxially and detachably arranged at opposite ends of the first positioning stage and the second positioning stage, and a rock mass mounting area is formed between the two cushion blocks. A screw of the screw drive mechanism includes a first thread segment and a second thread segment with opposite thread directions. The first support piece is connected with the first thread segment through a nut seat, and the second support piece is connected with the second thread segment through a nut seat.

Abstract: A display panel has a plurality of sub-pixel regions arranged in an array of a plurality of rows and a plurality of columns, and a light-shielding region that separates the sub-pixel regions and surrounds all the sub-pixel regions as a whole. The display panel includes: a first substrate; a light-shielding pattern layer located on the first substrate, the light-shielding pattern layer being located in the light-shielding region and covering part of the light-shielding region; a second substrate disposed opposite to the first substrate; and a light-shielding structure layer located on the second substrate, the light-shielding structure layer covering at least a region of the light-shielding region that is not covered by the light-shielding pattern layer.