Detecting Citrus in Orchard Environment by Using Improved YOLOv4

<div class="floats-full-page floats-full-page-other"><h2>Table 4</h2><div class="floats-full-page-caption"><div>Kumquat training parameters of four methods in different periods.</div></div><div class="floats-full-page-content"><table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr /></td></tr><tr class="thead"><td class="align_left">Model</td><td class="align_center">Growth stage</td><td class="align_center">F1 score (%)</td><td class="align_center">Average time/s</td><td class="align_center">Accuracy (%)</td></tr><tr><td class="thead-hr" colspan="5"><hr /></td></tr><tr><td class="align_left">Faster-RCNN</td><td class="align_center">Growing period</td><td class="align_center">86.24</td><td class="align_center">0.32</td><td class="align_center">0.84</td></tr><tr><td class="align_left">YOLOv3</td><td class="align_center">Growing period</td><td class="align_center">83.97</td><td class="align_center">0.21</td><td class="align_center">0.82</td></tr><tr><td class="align_left">YOLOv4</td><td class="align_center">Growing period</td><td class="align_center">87.51</td><td class="align_center">0.12</td><td class="align_center">0.92</td></tr><tr><td class="align_left">Improved YOLOv4</td><td class="align_center">Growing period</td><td class="align_center">91.95</td><td class="align_center">0.10</td><td class="align_center">0.95</td></tr><tr><td class="align_left">Faster-RCNN</td><td class="align_center">Maturity</td><td class="align_center">86.48</td><td class="align_center">0.32</td><td class="align_center">0.86</td></tr><tr><td class="align_left">YOLOv3</td><td class="align_center">Maturity</td><td class="align_center">84.17</td><td class="align_center">0.21</td><td class="align_center">0.82</td></tr><tr><td class="align_left">YOLOv4</td><td class="align_center">Maturity</td><td class="align_center">87.58</td><td class="align_center">0.11</td><td class="align_center">0.92</td></tr><tr><td class="align_left">Improved YOLOv4</td><td class="align_center">Maturity</td><td class="align_center">92.13</td><td class="align_center">0.09</td><td class="align_center">0.96</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr" /></td></tr></table></td></tr></table></div></div>

Table 4 | Detecting Citrus in Orchard Environment by Using Improved YOLOv4

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Table 4: Detecting Citrus in Orchard Environment by Using Improved YOLOv4

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Table 4

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