Abstract: The disclosure provides a method for coding an image. The method includes: obtaining a contour mask image of an original image; obtaining an enhancement image by performing enhancement on the original image based on the contour mask image; and obtaining a coding stream and a reconstructing image of the original image based on the contour mask image and the enhancement image.

Abstract: An antibody-drug conjugate, comprising an antibody targeting CD73 or an antigen-binding fragment thereof. The antibody targeting CD73 or the antigen-binding fragment thereof comprises HCDR3, the HCDR3 comprising an amino acid sequence as set forth in SEQ ID NO: 3. Also provided are a preparation method for the antibody-drug conjugate and use thereof.

Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises six lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may shorten system length and promote thermal stability.

Abstract: Methods and systems are described herein for improving data processing efficiency of classifying user files in a database. More particularly, methods and systems are described herein for improving data processing efficiency of classifying user files in a database in which the user files have a temporal element. The methods and systems described herein accomplish these improvements by mitigating bias using random data censoring.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.

Abstract: In a video processing method, a target video is received. Scene description information of a shooting scene in the target video is obtained. The scene description information indicates features of the shooting scene in the target video. A video processing package that corresponds to the shooting scene in the target video is obtained based on the scene description information. The video processing package is configured to add at least one content to the target video. The at least one content is added to the target video based on the video processing package.

Abstract: The present disclosure relates to a flexible electrode and a manufacturing method therefor. Provided is a flexible electrode, comprising at least one implantable and flexible electrode wire and a continuous limiting layer. Each electrode wire comprises: a wire, the wire being located between a first insulating layer and a second insulating layer of the flexible electrode, and an electrode site, the electrode site being in contact with the biological tissue after implantation of the electrode wire, being located on the first insulating layer, and being electrically coupled to the wire by means of a through hole in the first insulating layer. The limiting layer is located on the at least one electrode wire and is configured to be detachably adhered to the at least one electrode wire, so that the at least one electrode wire is kept in a fixed arrangement during the implantation process.

Abstract: In a mass spectrometry method, a deuterium-resolved mass spectrum of a gas sample comprising volatile metabolites that have been excreted from a human or animal subject (50) after ingestion of deuterated water is determined. The deuterium-resolved mass spectrum to determine a presence or amount of at least one deuterated metabolite. Also disclosed is a corresponding mass spectrometry system.

Abstract: The present disclosure relates to an interventional device for implanting an electrode into the brain via a blood vessel, the blood vessel having a blood vessel channel and a blood vessel wall, characterized in that the interventional device comprises: a first guide member, the distal end of which can move distally in the blood vessel channel and establish a first support point in the blood vessel channel; a second guide member, the distal end of which can pass through the first guide member to move distally in the blood vessel channel and establish a second support point in the blood vessel channel, so that the second guide member extends in an arc shape between the first support point and the second support point; and a puncture kit, the puncture kit being used to carry the electrode, and the distal end of the puncture kit being able to pass through the first guide member to move distally in the blood vessel channel and puncture the blood vessel wall in a target puncture area between the first support point

Abstract: The present disclosure relates to a flexible electrode for a brain and a method for manufacturing the same. Provided is a flexible electrode for the brain, which comprises a cortical attachment portion that can be implanted into the brain, and one or more deep implantation portions, the cortical attachment portion having a sheet-like structure capable of covering and being flattened to fit against at least a portion of a cerebral cortex after implantation, and the deep implantation portions being configured to be implanted into a deep region of the brain and bent relative to the cortical attachment portion after implantation, wherein the deep implantation portions and the cortical attachment portion each comprise one or more electrode sites, each of the electrode sites being electrically coupled to one of wires in the wire layer and being in contact with the brain after the flexible electrode is implanted into the brain.

Abstract: A display device is provided, wherein a metal reflective pattern formed at intervals between a plurality of pixel driving circuits is equivalent to or is similar to a first predetermined metal pattern in an area corresponding to the plurality of pixel driving circuits, thereby making reflectance of a transitional display area uniform, and thereby solving a technical problem of uneven brightness in a display device under dark conditions.

Abstract: Provided are a battery electrolyte containing a bifunctional additive and an application thereof in a lithium-sulfur battery, belonging to the technical field of lithium-sulfur battery electrolyte. According to the disclosure, a bifunctional additive of a triazine thiol compound is used as an additive, and triazine groups and thiol groups cooperate.

Abstract: A method of encoding an image, an electronic device and a storage medium are provided, which relate to a field of image processing technology, in particular to fields of image encoding, video encoding and video compression technologies. The method includes: determining a target region containing an object from an original image, where the original image includes a plurality of image blocks; filtering, for each image block, the image block according to a positional relationship between the image block and the target region to obtain a filtered image block; determining a filtered image according to the filtered image block; and encoding the filtered image according to the target region.

Abstract: A photographing lens system, a photographing device and an electronic apparatus are provided. The photographing lens system includes a first lens group and a second lens group in sequence from an object side to an image side. The first lens group includes N lenses, and N is an integer greater than 2. In a direction from the object side to the image side, lens one in the first lens group is a first lens, and lens N in the first lens group is a second lens. The first lens is a lens with a positive focal power, and the second lens is a lens with a focal power. The second lens group includes at least one lens with a focal power. An air gap between the first lens group and the second lens group is changed in the process of focusing between an infinite distance and a closer distance.

Abstract: A screen display method is provided to control each display to display corresponding display data when at least two displays exist. The method includes: receiving a multi-screen display instruction, where the multi-screen display instruction instructs the at least two displays to separately display corresponding pictures; obtaining a picture to be displayed on a first display; converting the first picture into sent-for-display data to be sent to the first display; sending the sent-for-display data of the first display to the first display, to enable the first display to display the first picture; obtaining a picture to be displayed on a second display; converting the second picture into sent-for-display data to be sent to the second display; and sending the sent-for-display data of the second display to the second display, to enable the second display to display the second picture.

Abstract: An electronic device projection method is provided. The projection method is applied to a first electronic device, and the first electronic device is communicatively connected to a second electronic device. The projection method includes: obtaining a screen resolution of the first electronic device; obtaining a screen resolution of the second electronic device, where a screen resolution ratio of the second electronic device is not equal to a screen resolution ratio of the first electronic device; adjusting the screen resolution of the first electronic device, to enable the screen resolution ratio of the first electronic device to be equal to the screen resolution ratio of the second electronic device; and collecting screen data of the first electronic device, and sending the screen data to the second electronic device, to display screen content of the first electronic device on the second electronic device.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.