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Appropriate object size for each AI analytics in Grid display

Update in May, 2023:
Added new cameras to "1. Applicable models"

This article provides the information on appropriate object size for each extension software. You can check the object size using either of “Grid display” function on a camera browser or “Show grid” function of i-PRO Configuration Tool.

 

Overview 

  1. Applicable models
  2. How to check the object size
  3. Appropriate object size for each extension software

 

1. Applicable models

The following cameras with AI engine:

Group 1  X-series Network Camera WV-X1551LN, WV-X2551LN, WV-X2251L, WV-X2571LN, WV-X2271L, WV-X1571LN
 i-PRO mini camera WV-S71300-F3
 S-series High Resolution 
 Network Camera
WV-S22500-V3L, WV-S22500-V3LG, WV-S22500-V3L1, WV-S22600-V2L, WV-S22600-V2LG, WV-S22700-V2L,
WV-S22700-V2LG, WV-S22700-V2L1, WV-S25500-V3L, WV-S25500-V3LN, WV-S25500-V3LG, WV-S25500-V3LN1,
WV-S25600-V2L, WV-S25600-V2LN, WV-S25600-V2LG, WV-S25700-V2L, WV-S25700-V2LN, WV-S25700-V2LG,
WV-S25700-V2LN1, WV-S22500-F3L, WV-S22500-F6L, WV-S25500-F3L, WV-S25500-F6L, WV-S15500-V3L,
WV-S15500-V3LN, WV-S15500-V3LN1, WV-S15500-V3LK, WV-S15600-V2L, WV-S15600-V2LN, WV-S15700-V2L,
WV-S15700-V2LN, WV-S15700-V2LK, WV-S15500-F3L, WV-S15500-F6L
 S-series PTZ Camera WV-S61501-Z1, WV-S65501-Z1, WV-S65501-Z1G
Group 2  S-series Network Camera WV-S1136, WV-S2136, WV-S2136L, WV-S2236L, WV-S1536L, WV-S1536LN, WV-S2536L, WV-S2536LN,
WV-S1536LTN, WV-S1536LN-B, WV-S1536L-B, WV-S2536LTN, WV-S2136G, WV-S2136LG, WV-S2236LG,
WV-S2536LG, WV-S2536LGN, WV-S2236L-B, WV-S2236LG-B, WV-S2136LG-B, WV-S2136G-B, WV-S2136L-B,
WV-S2136-B, WV-S1536LT, WV-S2536LT, WV-1536LNS
WV-S1136A, WV-S1536LA, WV-S1536LNA, WV-S1536LNSA, WV-S1536LTA, WV-S1536LTNA, WV-S2136A
WV-S2136LA,WV-S2136LGA, WV-S2236LA, WV-S2536LA, WV-S2536LNA, WV-S2536LTA, WV-S2536LTNA
WV-S1536LA-B, WV-S1536LNA-B,WV-S2136A-B,WV-S2136GA,WV-S2136GA-B,WV-S2136LA-B, WV-S2136LGA-B
WV-S2236LA-B,WV-S2236LGA,WV-S2236LGA-B,WV-S2536LGA, WV-S2536LGNA
 S-series PTZ Camera WV-S61301-Z2, WV-S65340-Z4N, WV-S65340-Z4K, WV-S65340-Z2N, WV-S65340-Z2K, WV-S61302-Z4,
WV-S65340-Z4G, WV-S65340-Z2G, WV-S61301-Z1, WV-S61300-ZY, WV-S61300-ZYG, WV-S65302-Z2,
WV-S65302-Z2G, WV-S65301-Z1, WV-S65301-Z1G, WV-S65300-ZY, WV-S65300-ZYG, WV-S65340-Z4N1,
WV-S65340-Z2N1, WV-S65302-Z2-1, WV-S65301-Z1-1, WV-S65301-Z1S
PTZ camera of WV-X86530-Z2, WV-X86531-Z2, WV-X86530-Z2-1, and WV-X86531-Z2-1
Group 3  Multi-directional Camera WV-S8574L, WV-S8573L, WV-S8564L, WV-S8563L, WV-S8544L, WV-S8543L, WV-S8544, WV-S8543, WV-S8574LG,
WV-S8573LG, WV-S8564LG, WV-S8563LG, WV-S8544LG, WV-S8543LG, WV-S8544G, WV-S8543G
WV-S85402-V2L,WV-S85702-F3L, WV-S85402-V2L1, WV-S85702-F3L1
Multi-directional camera of WV-X86530-Z2, WV-X86531-Z2, WV-X86530-Z2-1, and WV-X86531-Z2-1

 

2. How to check the object size

2-1. “Grid display” on camera browser

Access the camera browser and turn on the Grid display on the live image. 
Supported browsers: Google Chrome, Firefox, and Microsoft Edge

 

The total number of grid lines on the image
- When aspect ratio is “16:9”
  Vertical: 20 lines / Horizontal: 11 lines
- When aspect ratio is “4:3”
  Vertical: 15 lines / Horizontal: 11 lines 

 

2-2. “Show grid” in i-PRO Configuration Tool

Click here to download the latest version of i-PRO Configuration Tool.

2-1. Click the setting button under the camera thumbnail on the main screen. 

 

2-2. After the [Camera Individual Settings] window opens, turn the “Show grid” on.

 

The total number of grid lines on the image
- When aspect ratio is “16:9”
  Vertical: 20 lines / Horizontal: 11 lines
- When aspect ratio is “4:3”
  Vertical: 15 lines / Horizontal: 11 lines 

 

3. Appropriate object size for each extension software

The number of cells in the below chart is the recommended size for each AI analytics, provided for guidance purpose.  
Note: Accuracy may differ depending on the actual environment. Check the accuracy after camera installation and adjust the camera view angle if necessary. 

Download of extension software available at Documentation database

Extension software / function

Size Criteria

Camera group

Group 1

Group 2

Group 3 (*4)

4K models

5MP models

FullHD models

FullHD models

4K models

6MP models

4MP models

Recommended size (*3)

 AI Face Detection

 facial width

1 cell

1-2 cell

1-3 cell

1-3 cell

1-2 cell

1-2 cell

1-2 cell

 AI People Detection

 body width

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

 AI Vehicle Detection

 short side

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

 AI-VMD

(WV-XAE200W)

 Human(Alarm)

 body width

1 cell

1 cell

1 cell

1 cell

1 cell

1 cell

1 cell

 Human(Count) (*1)

 body width

1 cell

1-3 cell

1-3 cell

2-3 cell

1 cell

1 cell

1 cell

 Vehicle(Alarm/Count)

 short side

1-3 cell

1-6 cell

1-6 cell

2-6 cell

1-2 cell

1-2 cell

1-2 cell

 Bicycle(Alarm/Count)

 short side

1-2 cell

1-2 cell

1-2 cell

2-4 cell

1-2 cell

1-2 cell

1-2 cell

 AI Privacy Guard (WV-XAE201W)

 (*2)

1-14 cell

1-14 cell

1-14 cell

1-14 cell

N/A

N/A

N/A

 AI Non Mask Detection (WV-XAE203W)

 facial width

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

 AI Occupancy Detection (WV-XAE207W)

 body width

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

 AI Scene Change Detection

 short side of
 target object

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

1-14 cell

*1: Please select perpendicular mode.

*2: [Privacy Guard target] =“Face”: facial width      
     [Privacy Guard target] =“Human”: body width

*3: Captured object needs to be the recommended size

*4: It is not recommended to use the extension software in Panorama mode or Quad mode.