Face Detection Shootout - Dahua, Hanwha, Hikvision, Uniview, Vivotek

**** ********* ********* *** available **** * ****** of ************ ********* *****, Vivotek, *********, *******, *** Hanwha, *** *** **** do **** ****?

** ****** **** ********* analytics ****** ***** ************* examining:

• *** ***** ***** ** detected ******* *****, ****, or **********?
• *** ***** ** ******** at ***** ******?
• *** **** ** **** detect ***** ** **** light?
• *** **** *** ***** be ******** ** *** light (~***)?
• *** **** *** ***** be ******** ** *** dark **** ** (~*.****)?
• *** ***** ****** ********* faces ** *** ******?
• ** ***** ********* ********* with *****-***** ***?

[***************]

Ranked *******

***** ** *** ******* face ********* *********** ***** into ***** ******:

• *** **********:***** *** ****** ********* best ** *** *****, with ********** ********* ** full *****, *** ***** (~0.2lx), **** (~*.****), *** WDR ******, ******* ******* angles *** ********* ******, and *** ** ****** detecting ******** ******* *****, sunglasses, ** ****.
• *******:********* *** ******* **** detected ***** **** ** full ***** *** ** scenes, *** *** *** handle ***** ****** ** well ** *** **********, sometimes ******* ******** ** 45° ****** ** *******. Both ******* ********** ******** faces ******* *****, **********, or ****. *******, ******* manufacturer ******** ******** ***** in * *** ***** test ***** (~* ***) as ***** **** ******** by ******* ***** *** dimmer ******.
• ***** *******:******* **** ********* ********* worst ** *** *****, detecting ******** **** ** shallower ****** **** ****** (up ** **° / 33° ********), ************ ****** subjects ** *** ***** and **** ******, *** failed ** ****** ******** in *****.

*******

***** *** ******* *** findings **** *** *******:

• *** ******* ****** ***** In **** *****:** * **** ***** setting, *** ******* ****** were **** ** ****** a **** **** **** harsher ********* (~**°).
• ********* **** ********** ** ~45°, ***** *** ****** Detect ** **°:*** ******* ***** **** Hikvision ******** ***** ******* toward *** ****** ** ~45°, ***** *** ****** were *** **** ******* that ****** * **** at **°.
• ******* ****** ***** *** to ** ************:** * **** ***** of ~*.****, *** ******* detected ***** ************ ****** for ******* ***** *********** the ******** **** ** the ********* ****.
• ****** *** ***** ****** Faces ** *** ***** (~2lx): ** * *** light ******* ****** *** Dahua ******** ***** ** the ***** ***** *********, Vivotek, ******* ****** ************.
• *** ******* ****** ***** In *** *****:** ******* *** ****** detecting ***** ** * WDR ***** ***** ***** own *** *******.
• *** ******* *** ******* Detected ***** **** ******* Masks ** **** *****:******** ******* ******* *** scene ******* * ******* mask **** ******** ** all *** ******* *******.
• *** ******* ******** ***** Wearing **********/***:*** ******* ******** ***** wearing ********** *** * hat ****** ******* ******* missing ***** ** **** mounting ******* (~**') *** downtilts (~**).

Others **** ******* **** *********

******* ***** ***** ************* do *** ***** **** detection ** ***** *******, so **** *** ******** in **** ****.

• ********:******** ****** ****** *********** (********** ******) *** ** **** not ***** ****** **** detection.
• ****:**** **** ****** **** detection ** ********* ************** ***, ***** ** compatible **** **** ***** modular **** ****** *** is ******** *** **** video ****, *** **** not **** **** ********* events ** ***.
• *****:***** ****** **** ********* as **** ** ******** ****** *********, *** ** ** used *** ****** ********* for ****** *********** ******** and **** *** ******* VMS ******.
• *********:**** ********* ** ******** only ***********'* ******* ********.

All ******* ****** ***** ** **** *****

** * **** ***** setting *** ******* ****** detected ***** **** * person ******* ******** ** the ****** ** ******** downtilts ** ** ** ~33°.

Hikvision **** ***** ** ~** ***** ****** *** ***** ****** ** **° **********

*** **** **** ********* to **** ****** ** ~45° *** *********, ********** across *** ********* ******* tested, **** *** ** high ***.

******* *** ******* ************ detected ***** ** **° angles, *** ****** ************ beyond.

****** *** ***** **** detection **** **** ** detect ***** **** ****** walking ****** *** ***** at **°, ***** *** other ************* ****** **********.

Dark / ** (~*.****) ***********

** * **** *******, Hanwha *** ***** **** detection **** ***** ******** faces ** ****** ******** heights (~**') *** ********* (~33°) ******* ******** ** the ****** *** ~**° angle ** *********.

**** ** **, *********, Vivotek, *** ****** ******** the ******* ** ** essentially ****** *** ******, but ******** ***** **** at ***** ********* (~**°).

*******, ******* ********* ****** faces ** *** **** with ** ** *** to ** ************, *** present ** ***** *******.

Hanwha *** ***** ************ ****** ***** ** *** ***** (~*.***)

** *** *****, ****** and ***** **** *** only ******* ** ************ detect ***** ** * low ***** ***** (~*.***) performing ********* ** **** light **** ** **° downtilt.

***** *********, *******, *** Dahua **** **** ** sometimes ****** ***** **** consistently ******, **** ** lower ******** ******* (~*') and ********* (~**°).

All ******* ****** ***** ** *** *****

*** ************* **** **** to ************ ****** *** face ** * ****** walking ******* *** ***** using ***** *********** ********, even ****** ****** ******* were *******.

All ************* *** ******* ******** ***** **** ******* ***** ** **** *****

****** ******* ***** **** detected ************ ***** ******* a **** ** *********, Dahua, ******, *** ******* in ******* ******, *********** similar ** ***-**** ***********.

******* ***** ****** **** detections **** ******* *****, even ** ***** ***** and ******* ********.

All ******* ******** ***** ******* **********/***

*** ******* ****** ******** faces ******* ******* *** scene ******* **********, * hat, ** * *********** of **** ** ******* scenes.

Bounding ***** **** **** ** ********

******, *****, *******, *** Vivotek *** ***** * bounding *** **** * detected **** **** ****** in ***** *** *** interface.

**** ********* **** *** provide * ******** *** when * **** ** detected.

*******, ****** ** *** only **** ********* **** provides *****-** ******** ***** when ****** ** * VMS.

VMS ************

****** **** ********* *** the ****** ***** ***********, integrating **** ***********, *******, NX *******, *** *********. Hikvision **** ********* ***** the **** **** **********, integrating **** ***********, ** Witness, *** *********. ***** Integrated **** ** ******* and *********. ******* **** integrated **** ******* *** their *** ***. *******, Uniview *** *** ********* with *** ***, **** with ***** *** ***.

Versions ****

*** ********* ******** **** used ****** *******.

• ********* **-*********-****: **.*.** ***** 190919
• ********* **-**********-****: **.*.* ***** 190923
• ****** ******* : *.**.**
• ******* ****** - ****: 0121d
• ******* **********-***: ************-*************
• ***** ******* : **.***.*******.**.*, Build ****: ****-**-**