Abstract: There are provided a medical image processing apparatus, a medical image processing system, a medical image processing method, and a program that allow an observer to grasp a region that contributes to classification in automatic classification of a medical image. A medical image processing apparatus includes an image acquisition unit (40) that acquires a captured image (38) generated through imaging of a living body; a classification unit (48) that classifies the captured image into two or more classes; an image generation unit (50) that generates a region image depicting a location of a region that contributes to classification performed using the classification unit in the captured image subjected to the classification performed using the classification unit; and a display signal transmission unit (44) that transmits, to a display device, a display signal representing the captured image, a classification result derived using the classification unit, and the region image.

Abstract: An imaging apparatus includes an imaging element and a second processor. The imaging element incorporates a memory which stores image data obtained by imaging at a first frame rate, and a first processor configured to output the image data at a second frame rate independent of the first frame rate. The image data is input into the second processor from the first processor. The first processor is configured to acquire positional information indicating a position of an image recognition region set as a processing target of image recognition processing in the image data. The second processor is configured to perform the image recognition processing on the image recognition region based on the positional information.

Abstract: Provided are any one of the following fluorescent compounds and a fluorescent labeled biological substance having this fluorescent compound. X represents CR5 or N, and R1 to R7, Q1, Q2, L1, and L2 each represent a specific group. a ring ?1 and a ring ?2 are a 5- to 8-membered ring, At least one of R1 to R7, L1, L2, Q1, or Q2 has a specific hydrophilic group. However, in a case where the ring ?1 and the ring ?2 are a 6-membered ring, and L1 and L2 are an arylene group, R5 is not an aryl group substituted with a linear alkyl group having 18 or more carbon atoms. In addition to the regulation of the ring ?1, the ring ?2, L1, and L2, in a case where R5 has a substituent having a dipyrromethene boron complex structure, the dipyrromethene boron complex structure has a structure in which a dipyrromethene skeleton is coordinately bonded to a boron atom in the tridentate or tetradentate coordination.

Abstract: Provided is an imaging apparatus that obtains a video with a resolution of satisfactory quality and a small angle of view from a video with a large angle of view through real-time image processing. An imaging apparatus has an imaging element that captures an optical image of a standard video with a first angle of view, and a control unit that includes a first mode and a second mode as a video imaging mode and records video data of a video based on the optical image. The control unit executes first recording processing of recording video data of the standard video using the imaging element in the first mode. The control unit executes setting processing of setting a recording region with a second angle of view smaller than the first angle of view in the standard video and second recording processing of recording a video data of a recorded video of the recording region in the second mode.

Abstract: Provided are a small-sized optical coupling system and an optical communication device using the optical coupling system. An optical coupling system includes a liquid crystal optical element, and a photonic device having a plurality of photonic chips, and couples an optical fiber to the photonic device, in which each of the photonic chips includes a grating coupler, the liquid crystal optical element separates incident signal light depending on at least one of polarization or a wavelength to emit light in different directions, and each separated signal light component is incident into the grating coupler of the corresponding photonic chip.

Abstract: The imaging lens consists of, in order from an object side, a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a negative refractive power, and is configured such that, during focusing, the first lens group and the third lens group remain stationary with respect to an image plane, the second lens group moves in the direction of an optical axis, the first lens group includes a first-a negative lens and a first-b negative lens successively in order from a position closest to the object side, and that the second lens group includes an aperture stop that moves integrally with the second lens group during focusing.

Abstract: An object is to provide an optical system capable of improving the brightness of a main image while eliminating a ghost image. In an optical system including: an image display device that emits an image; a linear polarizer through which light associated with the image passes; a first quarter wavelength plate which receives the light from the linear polarizer; a half mirror; a reflective polarizer; and a second quarter wavelength plate provided between the reflective polarizer and the half mirror, retardance of the first quarter wavelength plate and retardance of the second quarter wavelength plate are equal, and thus the object is achieved.

Abstract: Provided are a laminate including: a glass substrate; a layer (ca) including a binder; a particle (a2) having an average primary particle diameter of 100 nm to 380 nm; and a layer (b) including a pressure sensitive adhesive, in which the layer (ca) is present on a side closer to the glass substrate than the layer (b), and the particle (a2) is buried in layers obtained by combining the layer (ca) and the layer (b) and protrudes from an interface of the layer (ca) on a side opposite to an interface of the layer (ca) on the glass substrate side, an antireflection product using the laminate, and a method of manufacturing the laminate and an antireflection product.

Abstract: An ultrasonic endoscope includes: an ultrasonic transducer having an ultrasonic vibrator; a distal end portion body disposed continuously with a proximal end side of the ultrasonic transducer; an erecting base housing portion that is disposed in the distal end portion body and has an opening which opens toward one side in a direction perpendicular to the axial direction of the distal end portion body; a treatment tool lead-out port that communicates with the inside of the erecting base housing portion; an erecting base that is disposed in the inside of the erecting base housing portion and changes a lead out direction of a treatment tool led out from the treatment tool lead-out port; and a cleaning communication hole that is formed in a wall surface on a side opposite to a side where the opening of the erecting base housing portion is disposed and communicates with an outside.

Abstract: A finding classification unit classifies each pixel of a first medical image into at least one finding. A feature amount calculation unit calculates a first feature amount for each finding. A similarity derivation unit derives a similarity between the first medical image and a second medical image on the basis of the first feature amount for each finding calculated in the first medical image and a second feature amount for each finding calculated in the second medical image. A region determination unit determines at least one important region including an important finding for deriving the similarity in the second medical image.

Abstract: An ultrasound system 1 includes an ultrasound probe 2 and an image display device 3 that are wirelessly connected to each other. The ultrasound probe 2 includes a transducer array 11, a transmitting and receiving unit 14 that generates a sound ray signal by directing the transducer array 11 to transmit and receive ultrasonic waves, an image information data generation unit 20 that generates image information data from the sound ray signal, a compression unit 18 that compresses the image information data, and a compression ratio setting unit 23 that sets a compression ratio of the image information data. The image display device 3 includes a decompression unit 33, a display unit 36 that displays an ultrasound image based on the decoded image information data, and an inspection mode setting unit 39 that sets an inspection mode.

Abstract: Provided is a polymerizable liquid crystal composition with which an image display device having an excellent contrast can be manufactured; and a cured product, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal composition contains a compound represented by Formula (I). L1-SP1-D5-(A1)a1-D3-(G1)g1-D1-[Ar-D2]q1-(G2)g2-D4-(A2)a2-D6-SP2-L2 . . . (I), and a compound represented by Formula (II), L5-SP5-D9-(A5)a3-D10-(G3)g3-D11-M . . . (II).

Abstract: A zoom lens consisting of, in order from an object side to an image side: a first lens group that has a positive refractive power; a second lens group that has a negative refractive power; an intermediate lens group that consists of one or two lens groups; and a final lens group, wherein during zooming, the second lens group moves along an optical axis, and all distances between adjacent lens groups change.

Abstract: A polarizing plate includes: a polarizer and an optical film, in which the optical film is laminated on at least one surface of the polarizer with an adhesive containing at least one or more polymerizable compounds, and the at least one or more polymerizable compounds are not substantially infiltrated into the optical film.

Abstract: A medical image processing apparatus, a method, a program, a diagnosis supporting apparatus, and an endoscope system are provided. The medical image processing apparatus includes one or more processor configured to acquire medical images including a first medical image and a second medical image preceding the first medical image in time-series, display the medical images in time-series, emphasize regions of interest included in the medical images at set emphasis degrees, determine whether a first region of interest included in the first medical image is identical with a second region of interest included in the second medical image, and set one of the emphasis degrees for a displayed region of interest corresponding to the first region of interest to a relatively larger value than another of the emphasis degrees which is set preceding the one of the emphasis degrees in time-series in a case where the determination is affirmative.

Abstract: An ultrasound probe 11 includes a transducer array 15, a housing body 13 having a battery accommodation portion 18, a battery 16 that is accommodated in the battery accommodation portion 18, a battery cover 14 that is attachably and detachably mounted on the housing body 13 to cover the battery accommodation portion 18 and has a cover rib CL1 protruding toward the battery accommodation portion 18, and an elastically deformable waterproof packing P1 that is disposed between a side surface of the cover rib CL1 and the housing body 13. The waterproof packing P1 is elastically compressed between the side surface of the cover rib CL1 and the housing body 13, and restrains water from entering the battery accommodation portion 18 from between the housing body 13 and the battery cover 14.

Abstract: In a data creation apparatus, a data creation method, a program, and a recording medium of the present invention, a first condition for selecting first selection image data based on the accessory information from the plurality of pieces of image data is set, the first selection image data in which the accessory information conforming to the first condition is recorded is selected from the plurality of pieces of image data, a second condition for selecting second selection image data based on the accessory information from non-selection image data that does not conform to the first condition among the plurality of pieces of image data is suggested, and the training data is created based on the first selection image data in a case where a user has not employed the second condition, and the training data is created based on the first selection image data and on the second selection image data in a case where the user has employed the second condition.