The phrase "able to discern from" is correct and usable in written English.
It can be used when discussing the ability to perceive or recognize differences or distinctions in information or situations.
Example: "She was able to discern from the data that there was a significant trend emerging in consumer behavior."
Alternatives: "capable of distinguishing from" or "able to perceive from".
"And we have joint and several liability".Happily, new screening technology from SurfControl, a company based in Scotts Valley, California, now claims to be able to discern from skin tones whether a picture is naughty or not.
Event over: except that my upstairs neighbor, who had been in the crowd, rang my doorbell and told me one detail I had not been able to discern from the window: the purse snatcher was a woman.
Sub-Lieutenant Panunti, who had been put ashore at a quiet and deserted spot, was able to discern from a mountaintop, with the help of a powerful telescope, a Turkish destroyer and a torpedo boat lying alongside a large yacht in the port.
As you might be able to discern from the picture, these guys were big fans of "CM Punk", which isn't a musical genre, but actually a muscle-bound, straight edge wrestler.
The Brethren call it "the scale of sciences" through which the wise men are able to discern "true from false in speeches, right from wrong in opinions, truth from vanity in beliefs and good from evil in acts" (cf., e.g., Epistle 7, I, 268, 14 16).
You wouldn't really be able to discern this from the exterior, save for its LED headlights, sealed grille and alloy wheels.
Other problems include the absurdity of Google's demand for scans of government ID to accomplish this task and the fractal implausibility of Google being able to discern real from fake in all forms of government ID.
Climatological classification remained meaningful for the analysis of rainfall extremes and radar was able to discern climatology from rainfall frequency analysis.
Not being able to discern up from down is about the worst predicament a pilot can be in.
He wrote his own account of the episode, in "Pryor Convictions": After free-basing without interruption for several days in a row, I wasn't able to discern one day from the next. . . .
His fellow passengers on the early evening service out of Darlington bound for King's Cross might not have been able to discern the fact from his slightly miffed misdemeanour, but the rugged-looking chap in the blue club tracksuit had plenty to celebrate.
