公开(公告)号：US20250139734A1

公开(公告)日：2025-05-01

申请号：US18836148

申请日：2022-02-08

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Wataru ITO ,  Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Kazuaki WATANABE

IPC: G06T3/40 ,  G06T5/50 ,  G06T9/00

Abstract: An image processing device (10) according to the present disclosure includes: an image cutting-out unit (12) that cuts out a cutout image including a predetermined object from an input image; an image size standardization unit (13) that performs standardization of a size of the cutout image to a predetermined size; and an image output unit (14) that outputs a cutout image after the standardization, in which the image size standardization unit (13) adds predetermined images in a width direction and a height direction of the cutout image in a case where the size of the cutout image is less than or equal to the predetermined size in both the width direction and the height direction, and adds predetermined images in at least one of the width direction or the height direction of the cutout image to generate an additional image having an aspect ratio identical to that of the predetermined size and compresses the additional image to the predetermined size in a case where the size of the cutout image is greater than the predetermined size in at least one of the width direction or the height direction.

公开(公告)号：US20250005768A1

公开(公告)日：2025-01-02

申请号：US18710287

申请日：2022-08-08

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Daisuke UCHIBORI ,  Wataru ITO ,  Kazuaki WATANABE ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06T7/246

Abstract: An image processing device (10) according to the present disclosure includes a feature point detection tracking unit (12) that detects a feature point in a first frame that is a frame at a first time, tracks the feature point from the first time to a second time later than the first time, and calculates a two-dimensional vector indicating a motion of the feature point, a feature point movement amount calculation unit (13) that calculates a movement amount of the feature point based on the calculated two-dimensional vector, and a determination unit (14) that determines whether the calculated movement amount is equal to or greater than a predetermined threshold value, and outputs a second frame as the clipped frame, the second frame being a frame at the second time, when the movement amount is determined to be equal to or greater than the threshold value.

公开(公告)号：US20240051690A1

公开(公告)日：2024-02-15

申请号：US18269246

申请日：2020-12-24

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Daisuke UCHIBORI ,  Atsushi ARATAKE ,  Yosuke SAKURADA ,  Yujin HAMANO ,  Kazuaki WATANABE

IPC: B64U80/25 ,  B64F1/12 ,  E02D29/14

CPC classification number: B64U80/25 ,  B64F1/12 ,  E02D29/14 ,  B64U2101/30

Abstract: A storage device (20) according to the present disclosure is a storage device that stores an unmanned aerial vehicle (30), and includes a main body portion (21) having a curved surface on which the unmanned aerial vehicle (30) is movable by bringing its wheels (302) into contact therewith, and a gripping portion (23) for gripping the unmanned aerial vehicle (30).

公开(公告)号：US20240044199A1

公开(公告)日：2024-02-08

申请号：US18268937

申请日：2020-12-24

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Yosuke SAKURADA ,  Atsushi ARATAKE ,  Daisuke UCHIBORI ,  Yujin HAMANO ,  Kazuaki WATANABE

IPC: E05F15/73 ,  E02D29/14 ,  B64U80/00

CPC classification number: E05F15/73 ,  E02D29/14 ,  B64U80/00 ,  E02D2600/10 ,  E05Y2900/60 ,  B64U2101/26

Abstract: A storage device (10) that can be installed in place of a lid of a manhole (100) includes a storage portion (11) that stores an unmanned aerial vehicle (30) and a partition plate (12) that partitions the storage portion (11) and the manhole (100), and the partition plate (12) can slide or be opened and closed.

公开(公告)号：US20250027768A1

公开(公告)日：2025-01-23

申请号：US18709472

申请日：2021-11-15

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Toshiki NAKANISHI ,  Daiki KOBAYASHI ,  Atsushi ARATAKE ,  Yosuke SAKURADA

IPC: G01B21/16 ,  F16B35/04 ,  F16L3/10

Abstract: A U-bolt (1) according to the present invention includes: a pair of shaft parts (111) arranged in a first direction and extending in a second direction orthogonal to the first direction; and one screw part (12) provided on an apex side and one or more screw parts (12) provided on a tip side in each of the pair of shaft parts (111).

公开(公告)号：US20240355114A1

公开(公告)日：2024-10-24

申请号：US18685206

申请日：2021-08-26

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Yujin HAMANO ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06V10/98 ,  G06V10/22 ,  G06V10/24 ,  G06V10/30 ,  G06V10/44

CPC classification number: G06V10/98 ,  G06V10/22 ,  G06V10/24 ,  G06V10/30 ,  G06V10/44

Abstract: A region correction device (1) according to the present disclosure includes: an input unit (41) that receives an input of prediction region information indicating a prediction region (PA) indicating an image of a predetermined subject, the prediction region (PA) being detected from a captured image obtained by imaging the predetermined subject; a line segment extraction unit (42) that extracts a line segment on the basis of a contour of the prediction region (PA) indicated by the prediction region information; a correction unit (43) that corrects the prediction region (PA) on the basis of the line segment; and an output unit (44) that outputs corrected prediction region information indicating a corrected prediction region, the corrected prediction region being the prediction region (PA) that has been corrected.

公开(公告)号：US20240300682A1

公开(公告)日：2024-09-12

申请号：US18269241

申请日：2020-12-24

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Yujin HAMANO ,  Kazuaki WATANABE

IPC: B64U70/99 ,  B64U10/14 ,  B64U20/87 ,  B64U80/25 ,  B64U101/26 ,  B64U101/70

CPC classification number: B64U70/99 ,  B64U80/25 ,  B64U10/14 ,  B64U20/87 ,  B64U2101/26 ,  B64U2101/70 ,  B64U2201/10

Abstract: A storage device (10) that stores an unmanned aerial vehicle (30) includes a main body portion (20) having a magnet or a magnetic body (111, 112) for applying a magnetic force to the unmanned aerial vehicle (30) provided with a magnet (121, 122) on an upper surface.

公开(公告)号：US20250131550A1

公开(公告)日：2025-04-24

申请号：US18836557

申请日：2022-02-08

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Wataru ITO ,  Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Kazuaki WATANABE

IPC: G06T7/00 ,  G06T7/11 ,  G06T7/174

Abstract: An image processing device (10) according to the present disclosure includes: an image division unit (12) that divides an image to be processed including a predetermined object into a plurality of divided images having a predetermined size; a region detection unit (13) that detects, for each of the plurality of divided images, an object region that is a pixel region of the object in each divided image and a deterioration region that is a pixel region of a deterioration portion of the object; an information combining unit (14) that generates an object detection result image obtained by combining images of a plurality of the object regions detected for the respective plurality of divided images while maintaining a positional relationship among the plurality of divided images, and a deterioration detection result image obtained by combining images of a plurality of the deterioration regions detected for the respective plurality of divided images while maintaining the positional relationship among the plurality of divided images; and a diagnosis unit (15) that diagnoses deterioration of the object on the basis of the object detection result image and the deterioration detection result image.

公开(公告)号：US20250022260A1

公开(公告)日：2025-01-16

申请号：US18714563

申请日：2021-12-02

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06V10/776 ,  G06T7/60 ,  G06V10/774 ,  G06V10/82 ,  G06V10/98

Abstract: A learning model construction device (3A) according to the present disclosure includes: a plurality of learning units (354-k) that constructs a respective plurality of learning models by using a respective plurality of loss functions different from each other on the basis of teacher data in which image data indicating a learning image is associated with a true value of a scale of the learning image; a plurality of verification units (355-k) that respectively calculates, for an optimal verification image, a plurality of estimated values; a plurality of correlation calculation units (356-k) that calculates respective correlations of the true value with the plurality of estimated values of the scale; and an optimal learning model selection unit (357) that selects an optimal learning model that is a learning model of which a corresponding one of the correlations is the highest.

公开(公告)号：US20240265564A1

公开(公告)日：2024-08-08

申请号：US18566638

申请日：2021-06-04

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Yujin HAMANO ,  Kazuaki WATANABE ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06T7/60

CPC classification number: G06T7/60 ,  G06T2207/30168

Abstract: A deterioration determination device (2) according to the present disclosure includes an input unit (21) that receives an input of image data indicating an image including a figure of an inspection object, a correction unit (232) that generates a corrected image in which the image is corrected to increase an aspect ratio of a region surrounding the figure of at least some inspection object included in the image, a target region extraction unit (252) that extracts, from the corrected image, a target region indicating the figure of the inspection object included in the corrected image, a deterioration region detection unit (253) that detects a deterioration region indicating a figure of a deterioration portion of the inspection object from the corrected image, and a determination unit (254) that determines a deterioration degree of the inspection object based on the target region and the deterioration region.