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The IVS function environment shall meet the following requirements:
The object total size shall not be more than 10% of the whole video.
The object size on the video shall not be more than 10pixels*10 pixels. The abandoned object size
shall be more than 15pixels*15 pixels (CIF resolution). The object width shall not be more than 1/3 of
the video height and width. The recommended height is 10% of the video.
The object and the background brightness different shall be more than 10 grey levels.
The object shall remain on the video for more than 2 seconds. The moving distance is larger than its
own width and shall not be smaller than 15pixels (CIF resolution).
The surveillance environment shall not be too complicated. The IVS function is not suitable for the
environment of too many objects or the changing light.
The surveillance environment shall not contain glasses, reflection light from the ground, and water.
Free of tree branches, shadow, mosquito and bugs. Do not use the IVS function in the backlight
environment, avoid direct sunlight.
From main menu->Setting->Event->Behavior Analytics, you can go to the behavior analytics interface.
Here you can set general behavior analytics rule. System can generate an alarm as the mode you
previously set once there is any object violates the rule. See Figure 3-122.
Figure 3-122
Select a channel from the dropdown list.
Click Add button to add a rule and then select a rule type from the dropdown list.
Set corresponding parameters.
Click Apply button to complete the setup.
3.10.3.1 Tripwire
System generates an alarm once there is any object crossing the tripwire in the specified direction.
The tripwire supports customized setup. It can be a straight line or a curve.
Summary of Contents for NVR608-32-4KS2
Page 1: ...I Network Video Recorder User s Manual V6 0 0 ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD...
Page 121: ...105 Figure 3 92 Figure 3 93...
Page 144: ...128 Figure 3 111 Figure 3 112 Figure 3 113...
Page 157: ...141 Figure 3 126 Figure 3 127...
Page 159: ...143 Figure 3 129 Click draw button to draw the zone See Figure 3 130 Figure 3 130...
Page 162: ...146 Figure 3 133 Click Draw button to draw a zone See Figure 3 134 Figure 3 134...
Page 167: ...151 Figure 3 139 Click draw button to draw the zone See Figure 3 140...
Page 185: ...169 Figure 3 157 Figure 3 158...
Page 186: ...170 Figure 3 159 Figure 3 160...
Page 189: ...173 Figure 3 164 Figure 3 165...
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Page 311: ...295 Figure 4 56 Figure 4 57...
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Page 372: ...356 Figure 4 144 Note For admin you can change the email information See Figure 4 145...
