公开(公告)号：EP3112909A1

公开(公告)日：2017-01-04

申请号：EP15869283.0

申请日：2015-12-14

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping ,  TANG, Zhi

IPC分类号： G01V5/00

CPC分类号： G01V5/00 ,  G01V5/005

摘要： Disclosed is a method for positioning a target in a three-dimensional CT image and a CT system for security inspection. The method includes: displaying a three-dimensional CT image; receiving a selection by a user of at least one area of the three-dimensional CT image at a viewing angle; generating at least one set of three-dimensional objects in a depth direction based on the selection; and determining a target object from the set. With the above technical solutions, the user may be facilitated in marking a suspected object in a CT image in a quick manner.

摘要翻译： 公开了用于在三维CT图像与CT系统的安全检查的定位目标的方法。 该方法包括：显示三维CT图像; 通过在视场角的三维CT图像中的至少一个区域的用户接收选择; 生成至少一个集，根据该选择的深度方向的三维物体的; 和确定性矿业从设定的目标对象。 采用上述技术方案中，用户可以在标记可疑对象以快速的方式促进了CT图像。

公开(公告)号：EP2960869A3

公开(公告)日：2016-04-06

申请号：EP15173714.5

申请日：2015-06-24

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping ,  TANG, Zhi

IPC分类号： G06T19/00

CPC分类号： G06T11/20 ,  G01V5/0008 ,  G01V5/005 ,  G06K9/46 ,  G06K9/52 ,  G06K9/6218 ,  G06K2009/4666 ,  G06T7/50 ,  G06T7/60 ,  G06T7/75 ,  G06T15/005 ,  G06T15/20 ,  G06T19/20

摘要： A CT system for security check and a method thereof are provided. The method includes: reading inspection data of an inspected object; inserting at least one three-dimensional (3D) Fictional Threat Image (FTI) into a 3D inspection image of the inspected object, which is obtained from the inspection data; receiving a selection of at least one region in the 3D inspection image including the 3D FTI or at least one region in a two-dimensional (2D) inspection image including a 2D FTI corresponding to the 3D FTI, wherein the 2D inspection image is obtained from the 3D inspection image or is obtained from the inspection data; and providing a feedback of the 3D inspection image including at least one 3D FTI in response to the selection. With the above solution, it is convenient for a user to rapidly mark a suspected object in the CT image, and provides a feedback of whether a FTI is included.

公开(公告)号：EP3130915A1

公开(公告)日：2017-02-15

申请号：EP15871897.3

申请日：2015-12-16

申请人： Tsinghua University ,  Nuctech Company Limited

发明人： ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping

IPC分类号： G01N23/04

摘要： Provided are an operation method and device relating to a security inspection three-dimensional CT image, the method comprising: providing a security inspection three-dimensional CT image; selecting an object image from the three-dimensional image; and providing a response based on the selection. The present invention can acquire related information of the object image from the security inspection CT image by the selection and response performed with respect to the security inspection CT image, is practical, and provides effective reference information for image determination in the field of security inspection CT.

摘要翻译： 本发明提供了在操作的方法和设备涉及安全检查三维CT图像，该方法包括：提供一个安全检查三维CT图像; 选择从所述三维图像的对象图像; 以及基于所述选择的响应。 本发明能够从由选择和响应相对于安全检查CT图像进行的安全检查的CT图像的对象图像的相关信息，是实用的，并且在安全检查CT的字段提供有效的参考信息用于图像判断 ，

公开(公告)号：EP4152254A1

公开(公告)日：2023-03-22

申请号：EP21803947.7

申请日：2021-06-25

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： ZHANG, Li ,  TANG, Hu ,  SUN, Yunda ,  WANG, Shuo ,  LI, Xinbin ,  JIN, Xin

IPC分类号： G06T7/11

摘要： The present disclosure provides a method of positioning a target object, including: acquiring first three-dimensional volume data of a checked baggage; generating a projected image of the checked baggage in a direction based on the first three-dimensional volume data; segmenting second three-dimensional volume data from the first three-dimensional volume data based on the projected image; determining at least one envelope region for at least one object in the checked baggage based on the second three-dimensional volume data; and determining an envelope region of the target object from the at least one envelope region. The present disclosure further provides an apparatus of positioning a target object, a device, a medium and a program product.

公开(公告)号：EP3112852A1

公开(公告)日：2017-01-04

申请号：EP15869305.1

申请日：2015-12-15

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping ,  TANG, Zhi

IPC分类号： G01N23/04

CPC分类号： G01V5/005 ,  G01N23/046 ,  G01N2223/401 ,  G01N2223/419 ,  G01N2223/643 ,  G01V5/0041 ,  G01V5/0058 ,  G06T11/008

摘要： Disclosed is a method for positioning a target in a three-dimensional CT image and an inspection system. The method comprises: displaying a three-dimensional CT image; receiving a selection by a user of at least one area of the three-dimensional CT image at a first viewing direction to generate a first three-dimensional description; receiving a selection by the user of at least one area of the three-dimensional CT image at a second viewing direction to generate a second three-dimensional description, wherein the angle between the first viewing direction and the second viewing direction is in a predetermined range and the first three-dimensional description and the second three-dimensional description are related to at least one of dimensions, positions, or physical attributes of the target at the corresponding viewing direction; and determining the target in the three-dimensional CT image based on the first three-dimensional description and the second three-dimensional description. With the above technical solutions, the user may be facilitated in marking a suspected object in a CT image in a quick manner.

摘要翻译： 公开了用于在三维CT图像和检测系统上，该方法包括：。显示的三维CT图像定位的目标的方法; 在第一观察方向由三维CT图像中的至少一个区域的用户接收选择以产生第一三维描述; 在第二观察方向由三维CT图像中的至少一个区域的用户接收选择以产生第二三维描述，worin的angleBetween第一观看方向和第二观看方向是在预定范围内 和所述第一三维描述和第二三维描述涉及尺寸，位置，或在对应的观察方向的目标的物理属性中的至少一个; 和确定性采矿基于所述第一三维描述和第二三维描述的三维CT图像中的目标。 采用上述技术方案中，用户可以在标记可疑对象以快速的方式促进了CT图像。

公开(公告)号：EP3130915B1

公开(公告)日：2020-07-22

申请号：EP15871897.3

申请日：2015-12-16

申请人： Tsinghua University ,  Nuctech Company Limited

发明人： ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping

IPC分类号： G01N23/04 ,  G01V5/00

公开(公告)号：EP2960869B1

公开(公告)日：2018-10-03

申请号：EP15173714.5

申请日：2015-06-24

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping ,  TANG, Zhi

IPC分类号： G06T15/20 ,  G01V5/00

CPC分类号： G06T11/20 ,  G01V5/0008 ,  G01V5/005 ,  G06K9/46 ,  G06K9/52 ,  G06K9/6218 ,  G06K2009/4666 ,  G06T7/50 ,  G06T7/60 ,  G06T7/75 ,  G06T15/005 ,  G06T15/20 ,  G06T19/20

摘要： A CT system for security check and a method thereof are provided. The method includes: reading inspection data of an inspected object; inserting at least one three-dimensional (3D) Fictional Threat Image (FTI) into a 3D inspection image of the inspected object, which is obtained from the inspection data; receiving a selection of at least one region in the 3D inspection image including the 3D FTI or at least one region in a two-dimensional (2D) inspection image including a 2D FTI corresponding to the 3D FTI, wherein the 2D inspection image is obtained from the 3D inspection image or is obtained from the inspection data; and providing a feedback of the 3D inspection image including at least one 3D FTI in response to the selection. With the above solution, it is convenient for a user to rapidly mark a suspected object in the CT image, and provides a feedback of whether a FTI is included.

公开(公告)号：EP4152261A1

公开(公告)日：2023-03-22

申请号：EP21803091.4

申请日：2021-06-25

申请人： Nuctech Company Limited

发明人： ZHANG, Li ,  TANG, Hu ,  SUN, Yunda ,  WANG, Shuo ,  LI, Xinbin ,  JIN, Xin

IPC分类号： G06T7/73 ,  G06T7/11

摘要： The present disclosure provides a method of positioning a target region, including: acquiring first three-dimensional volume data of a checked baggage; generating a first projected image of the checked baggage in a first direction based on the first three-dimensional volume data; drawing a selected layer based on the first projected image, wherein an extension plane of the selected layer is parallel to the first direction; generating a second projected image of the selected layer in a second direction, wherein the second direction is substantially perpendicular to the extension plane of the selected layer; determining, based on the second projected image, whether the selected layer contains only an envelope region of a target object in the checked baggage; and in a case that the selected layer contains only the envelope region of the target object in the checked baggage, determining the selected layer as the target region. The present disclosure further provides an apparatus of positioning a target region, a device, a medium and a program product.

公开(公告)号：EP2960869A2

公开(公告)日：2015-12-30

申请号：EP15173714.5

申请日：2015-06-24

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Li ,  WANG, Shuo ,  SUN, Yunda ,  HUANG, Qingping ,  TANG, Zhi

IPC分类号： G06T19/00

CPC分类号： G06T11/20 ,  G01V5/0008 ,  G01V5/005 ,  G06K9/46 ,  G06K9/52 ,  G06K9/6218 ,  G06K2009/4666 ,  G06T7/50 ,  G06T7/60 ,  G06T7/75 ,  G06T15/005 ,  G06T15/20 ,  G06T19/20

摘要： A CT system for security check and a method thereof are provided. The method includes: reading inspection data of an inspected object; inserting at least one three-dimensional (3D) Fictional Threat Image (FTI) into a 3D inspection image of the inspected object, which is obtained from the inspection data; receiving a selection of at least one region in the 3D inspection image including the 3D FTI or at least one region in a two-dimensional (2D) inspection image including a 2D FTI corresponding to the 3D FTI, wherein the 2D inspection image is obtained from the 3D inspection image or is obtained from the inspection data; and providing a feedback of the 3D inspection image including at least one 3D FTI in response to the selection. With the above solution, it is convenient for a user to rapidly mark a suspected object in the CT image, and provides a feedback of whether a FTI is included.

摘要翻译： 提供了一种用于安全检查的CT系统及其方法。 该方法包括：读取检查对象的检查数据; 将至少一个三维（3D）虚构威胁图像（FTI）插入到从检查数据获得的被检查对象的3D检查图像中; 在包括3D FTI的3D检查图像中的至少一个区域的选择或包括对应于3D FTI的2D FTI的二维（2D）检查图像中的至少一个区域，其中2D检查图像从 3D检查图像或从检查数据获得; 以及响应于所述选择提供包括至少一个3D FTI的3D检查图像的反馈。 利用上述解决方案，用户可以快速地标记CT图像中的可疑对象，并提供是否包括FTI的反馈。