7070
7171 <!-- Styles -->
7272
73- < link rel ="shortcut icon " href ="https://arclab-hku .github.io/UrbanV2X/assets/img/hku_logo.png "/>
73+ < link rel ="shortcut icon " href ="https://polyu-taslab .github.io/UrbanV2X/assets/img/hku_logo.png "/>
7474
75- < link rel ="stylesheet " href ="https://arclab-hku .github.io/UrbanV2X/assets/css/main.css ">
75+ < link rel ="stylesheet " href ="https://polyu-taslab .github.io/UrbanV2X/assets/css/main.css ">
7676 < link rel ="canonical " href ="http://localhost:4000/UrbanV2X/sensors ">
77- < link rel ="stylesheet " href ="https://arclab-hku .github.io/UrbanV2X/assets/css/fonts.css ">
77+ < link rel ="stylesheet " href ="https://polyu-taslab .github.io/UrbanV2X/assets/css/fonts.css ">
7878 < link rel ="stylesheet " href ="/UrbanV2X/assets/css/fonts.css ">
7979
8080 <!-- Dark Mode -->
9191 <!-- Nav Bar -->
9292 < nav id ="navbar " class ="navbar navbar-light navbar-expand-sm fixed-top ">
9393 < div class ="container ">
94- < a class ="navbar-brand title font-weight-lighter " href ="http://arclab-hku .github.io/UrbanV2X/ "> < span class ="font-weight: 600 "> UrbanV2X Dataset</ span > </ a >
94+ < a class ="navbar-brand title font-weight-lighter " href ="http://polyu-taslab .github.io/UrbanV2X/ "> < span class ="font-weight: 600 "> UrbanV2X Dataset</ span > </ a >
9595 <!-- Navbar Toggle -->
9696 < button class ="navbar-toggler collapsed ml-auto " type ="button " data-toggle ="collapse " data-target ="#navbarNav " aria-controls ="navbarNav " aria-expanded ="false " aria-label ="Toggle navigation ">
9797 < span class ="sr-only "> Toggle navigation</ span >
@@ -145,7 +145,7 @@ <h1 class="post-title">Calibration</h1>
145145
146146< div style ="text-align: center; ">
147147 < picture >
148- < img style ="width: 90%; " class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/gif/calibration.gif " title ="calibration ">
148+ < img style ="width: 90%; " class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/gif/calibration.gif " title ="calibration ">
149149 </ picture >
150150</ div >
151151
@@ -167,7 +167,7 @@ <h1 class="post-title">Calibration</h1>
167167 < td colspan ="2 "> < a href ="https://connecthkuhk-my.sharepoint.com/:u:/g/personal/chenpyhk_connect_hku_hk/EW1Wl8YIbUlGgFusgDteaB4BDgI-op1kEYay9unWViY4QA?e=XCeqQN "> Checkboard files for Event/Industrial cameras</ a > </ td >
168168 < td colspan ="2 "> < a href ="https://connecthkuhk-my.sharepoint.com/:u:/g/personal/chenpyhk_connect_hku_hk/Eb-P7J4gEshEtsCWYBY5-pIBmNTd1wfXaFNaAYNsfbRtYw?e=yS9gPs "> Checkboard files for Infrared camera</ a > </ td >
169169 < td > < a href ="https://connecthkuhk-my.sharepoint.com/:u:/g/personal/chenpyhk_connect_hku_hk/EeUN1jFa_05MpMwc2bRXLuIBkVj7ia0T5YqRwXziFWgRHQ?e=CcHgLE "> The DXF file of infrared checkboard </ a > </ td >
170- <!-- <td><a href="https://arclab-hku .github.io/UrbanV2X/404"></a></td> -->
170+ <!-- <td><a href="https://polyu-taslab .github.io/UrbanV2X/404"></a></td> -->
171171 </ tr >
172172 </ table >
173173</ div >
@@ -194,7 +194,7 @@ <h3>1. Time synchronization</h3>
194194</ p >
195195
196196< figure style ="text-align: center; ">
197- < img style = "width: 100% " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/structure_of_syns.png " alt ="Image description ">
197+ < img style = "width: 100% " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/structure_of_syns.png " alt ="Image description ">
198198 < figcaption id ="overview "> Fig. 1. The Structure of Our Sensors Synchronization</ figcaption >
199199</ figure >
200200
@@ -214,11 +214,11 @@ <h3>1. Time synchronization</h3>
214214
215215<!-- <div style="display: flex; justify-content: space-between;">
216216 <figure>
217- <img src="https://arclab-hku .github.io/UrbanV2X/assets/img/syns_connectors.png" alt="Image 1" style="width: 100%; max-width: 100%;">
217+ <img src="https://polyu-taslab .github.io/UrbanV2X/assets/img/syns_connectors.png" alt="Image 1" style="width: 100%; max-width: 100%;">
218218 <figcaption id="syns_connectors">Fig. 1. Sync connector pinouts on DAVIS 346</figcaption>
219219 </figure>
220220 <figure>
221- <img src="https://arclab-hku .github.io/UrbanV2X/assets/img/four_event_camera.jpg" alt="Image 2" style="width: 100%; max-width: 100%;">
221+ <img src="https://polyu-taslab .github.io/UrbanV2X/assets/img/four_event_camera.jpg" alt="Image 2" style="width: 100%; max-width: 100%;">
222222 <figcaption id="four_event_camera">Fig. 2. Four event cameras are connect via external cables</figcaption>
223223 </figure>
224224</div> -->
@@ -230,7 +230,7 @@ <h3>1. Time synchronization</h3>
230230< picture >
231231
232232 <!-- Fallback to the original file -->
233- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/syns_connectors.png " title ="syns_connectors ">
233+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/syns_connectors.png " title ="syns_connectors ">
234234 < figcaption id ="syns_connectors "> Fig. 2. Sync connector pinouts on DAVIS 346</ figcaption >
235235</ picture >
236236
@@ -243,7 +243,7 @@ <h3>1. Time synchronization</h3>
243243< picture >
244244
245245 <!-- Fallback to the original file -->
246- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/four_event_camera.jpg " title ="four_event_camera ">
246+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/four_event_camera.jpg " title ="four_event_camera ">
247247 < figcaption id ="four_event_camera "> Fig. 3. Four event cameras are connect via external cables</ figcaption >
248248</ picture >
249249
@@ -299,8 +299,8 @@ <h3>1. Time synchronization</h3>
299299</ p >
300300
301301< figure style ="text-align: center; ">
302- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg " alt ="Image description ">
303- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/image_synchronization.jpg " alt ="Image description ">
302+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg " alt ="Image description ">
303+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/image_synchronization.jpg " alt ="Image description ">
304304 < figcaption > Fig. 4. Synchronization Testing between the Event Camera (left) and the Standard Camera (right) </ figcaption >
305305</ figure >
306306
@@ -309,14 +309,14 @@ <h3>1. Time synchronization</h3>
309309</ p >
310310
311311 < figure style ="text-align: center; ">
312- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/event_vs_image_1.png " alt ="Image description ">
313- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/event_vs_image_2.png " alt ="Image description ">
314- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/event_vs_image_3.png " alt ="Image description ">
315- < img style ="width: 48%; " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/event_vs_image_4.png " alt ="Image description ">
316- <!-- <img style="width: 48%;" src="https://arclab-hku .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
317- <img style="width: 48%;" src="https://arclab-hku .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
318- <img style="width: 48%;" src="https://arclab-hku .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
319- <img style="width: 48%;" src="https://arclab-hku .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description"> -->
312+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_vs_image_1.png " alt ="Image description ">
313+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_vs_image_2.png " alt ="Image description ">
314+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_vs_image_3.png " alt ="Image description ">
315+ < img style ="width: 48%; " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_vs_image_4.png " alt ="Image description ">
316+ <!-- <img style="width: 48%;" src="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
317+ <img style="width: 48%;" src="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
318+ <img style="width: 48%;" src="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description">
319+ <img style="width: 48%;" src="https://polyu-taslab .github.io/UrbanV2X/assets/img/event_camera_synchronization.jpg" alt="Image description"> -->
320320 < figcaption > Fig. 5. Synchronization Testing between the Event and Image from DAVIS346 </ figcaption >
321321 </ figure >
322322
@@ -337,7 +337,7 @@ <h3>2. Sensors Calibration</h3>
337337< picture >
338338
339339 <!-- Fallback to the original file -->
340- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/sensors1.png " title ="sensors1 ">
340+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/sensors1.png " title ="sensors1 ">
341341
342342</ picture >
343343
@@ -350,7 +350,7 @@ <h3>2. Sensors Calibration</h3>
350350< picture >
351351
352352 <!-- Fallback to the original file -->
353- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/sensors2.png " title ="sensors2 ">
353+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/sensors2.png " title ="sensors2 ">
354354
355355</ picture >
356356
@@ -388,7 +388,7 @@ <h4>2.2. Industrial Cameras Calibration</h4>
388388</ p >
389389
390390< figure style ="text-align: center; ">
391- < img style = "width: 70% " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/calibration_results.png " alt ="Image description ">
391+ < img style = "width: 70% " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/calibration_results.png " alt ="Image description ">
392392 < figcaption id ="Intrinsics calibration of industrial cameras "> Fig. 6. Intrinsics calibration of industrial cameras</ figcaption >
393393</ figure >
394394
@@ -406,11 +406,11 @@ <h4>2.3. Event Cameras Calibration</h4>
406406
407407< div style ="display: flex; justify-content: space-between; ">
408408 < figure >
409- < img src ="https://arclab-hku .github.io/UrbanV2X/assets/img/Event_streams_of_checkerboard.png " alt ="Image 1 " style ="width: 100%; max-width: 100%; ">
409+ < img src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/Event_streams_of_checkerboard.png " alt ="Image 1 " style ="width: 100%; max-width: 100%; ">
410410 < figcaption id ="Event streams of checkerboard "> Fig. 7. Event streams of checkerboard</ figcaption >
411411 </ figure >
412412 < figure >
413- < img src ="https://arclab-hku .github.io/UrbanV2X/assets/img/Reconstructed_image_of_checkerboard.png " alt ="Image 2 " style ="width: 100%; max-width: 100%; ">
413+ < img src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/Reconstructed_image_of_checkerboard.png " alt ="Image 2 " style ="width: 100%; max-width: 100%; ">
414414 < figcaption id ="Reconstructed image of checkerboard "> Fig. 8. Reconstructed image of checkerboard</ figcaption >
415415 </ figure >
416416</ div >
@@ -433,11 +433,11 @@ <h4>2.4. Calibration of Infrared Cameras</h4>
433433
434434<!-- <div style="display: flex; justify-content: space-between;">
435435 <figure>
436- <img src="https://arclab-hku .github.io/UrbanV2X/assets/img/infrared_calibration.JPG" alt="Image 1" style="width: 100%; max-width: 100%;">
436+ <img src="https://polyu-taslab .github.io/UrbanV2X/assets/img/infrared_calibration.JPG" alt="Image 1" style="width: 100%; max-width: 100%;">
437437 <figcaption id="PCB checkerboard">Fig. 4. PCB checkerboard</figcaption>
438438 </figure>
439439 <figure>
440- <img src="https://arclab-hku .github.io/UrbanV2X/assets/img/infrared_image.png" alt="Image 2" style="width: 100%; max-width: 100%;">
440+ <img src="https://polyu-taslab .github.io/UrbanV2X/assets/img/infrared_image.png" alt="Image 2" style="width: 100%; max-width: 100%;">
441441 <figcaption id="Infrared image of heated checkerboard">Fig. 5. Infrared image of heated checkerboard</figcaption>
442442 </figure>
443443</div> -->
@@ -448,7 +448,7 @@ <h4>2.4. Calibration of Infrared Cameras</h4>
448448
449449< picture >
450450
451- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/infrared_calibration.JPG " title ="sensors1 ">
451+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/infrared_calibration.JPG " title ="sensors1 ">
452452 < figcaption id ="PCB checkerboard "> Fig. 9. PCB checkerboard</ figcaption >
453453</ picture >
454454
@@ -460,7 +460,7 @@ <h4>2.4. Calibration of Infrared Cameras</h4>
460460
461461< picture >
462462
463- < img class ="img-fluid rounded z-depth-1 " src ="https://arclab-hku .github.io/UrbanV2X/assets/img/infrared_image.png " title ="sensors2 ">
463+ < img class ="img-fluid rounded z-depth-1 " src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/infrared_image.png " title ="sensors2 ">
464464 < figcaption id ="Infrared image of heated checkerboard "> Fig. 10. Infrared image of heated checkerboard</ figcaption >
465465</ picture >
466466
@@ -482,7 +482,7 @@ <h4>2.5. Calibration between Camera and IMU</h4>
482482
483483< div style ="display: flex; justify-content: space-between;text-align: center; ">
484484 < figure >
485- < img src ="https://arclab-hku .github.io/UrbanV2X/assets/img/extrinsics.png " alt ="Image 1 " style ="width: 90%; max-width: 90%; ">
485+ < img src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/extrinsics.png " alt ="Image 1 " style ="width: 90%; max-width: 90%; ">
486486 < figcaption id ="extrinsics "> Fig. 11. The extrinsics between left industrial camera and IMU</ figcaption >
487487 </ figure >
488488</ div >
@@ -502,7 +502,7 @@ <h4>2.6. Calibration between LiDAR and IMU</h4>
502502
503503< div style ="display: flex; justify-content: space-between;text-align: center; ">
504504 < figure >
505- < img src ="https://arclab-hku .github.io/UrbanV2X/assets/img/lidar_calibration.png " alt ="Image 1 " style ="width: 70%; max-width: 70%; ">
505+ < img src ="https://polyu-taslab .github.io/UrbanV2X/assets/img/lidar_calibration.png " alt ="Image 1 " style ="width: 70%; max-width: 70%; ">
506506 < figcaption id ="lidar_calibration "> Fig. 12. Calibration between LiDAR and IMU</ figcaption >
507507 </ figure >
508508</ div >
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