Summary article (v) face recognition tech used to 'identify' criminals

Nowadays, certain researchers discover a device in which can recognize age, gender and mood while several experts argue that it raises ethical questions in the society because the device can claim someone as a criminal. Xiaolin Wu, a researcher for McMaster University in Hamilton, disproves the concept that there are a link between face and criminality because he unsure about the methodology about the system although the makers say that the device can achieve an accuracy up to 90 percent. Moreover, Mike Cook, an expert from Falmouth University, says the systems are more subjective about face identification while the others researcher claims that he has already develop an algorithm can distinguish differences between people face in East Asia region with an accuracy reach 75 percent.

Hai Dioba..
I've got some comment for your interesting summary..

there areis a link between face ...

Hello Dioba,
This is my correction for you, feel free to correction me too.

... a device in which can recognize age >> certain researchers discover a device which can recognize age

gender and mood while several experts argue that it raises ... >> your sentence is very long, using coma (,) to separate your sentence, I very confused to understand your sentence if you write like that.

he unsure about the methodology about the system although ... >> please don't use same words closely like ( unsureabout the methodology about )