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Questions tagged [perception]

In SO, Perception means what an user believes by observing something.

Perception: Immediate or intuitive recognition or appreciation, as of moral, psychological, or aesthetic qualities; insight; intuition; discernment: an artist of rare perception.

In SO, Perception means what an user believes by observing something. It may apply to perceived speed of a web page, perceived usability etc.

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Does anyone here use Struts 1 for a new project?

I have a scenario where customers are asking to develop a new project on struts 1. It appears they have many applications running on Struts 1 and the in house IT team is comfortable with it. For data access, we are asked to write JDBC, no ORM, not…
Shaw
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Sorting (CIE)LCh colors

I have a palette of RGB colors (RGB555 "color space", image 1) which I converted to (CIE-)LCh. I want to present that palette in a 2D image so the user can pick colors from it. The colors should be "close together" (perceived color distance). I…
Bim
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Is there any distance when comparing two sets (or palettes) of colors?

When measuring color distance between two colors, there are plenty of methods. You can use the euclidean distance in the RGB space and you can do more sophisticated calculation such as the perceptual distance in the Lab space (deletE). But I am…
adam
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perceptron learning algorithm : convergence proof for the algorithm, why the ||w*|| is equal 1 or this condition is necessary?

I am studying perception learning, and learn the convergence proof for the algorithm with the following link(https://www.cse.iitb.ac.in/~shivaram/teaching/cs344+386-s2017/resources/classnote-1.pdf): as the Assumption 1 (Linear Separability) as…
tktktk0711
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I'm trying to detect a square using Point cloud library. I have pcl data from a 3D lidar in which I need to find squares

I'm trying to detect squares using Point cloud library. I have pcl data from a 3D lidar in which I need to find squares. Ransac doesn't have a model for square. I wish to know what can be the most efficient method for square detection.
sudhakar goyal
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Virtual Reality: Word for conflict in depth queue

I'm searching for a word that describes a conflict in the depth queue of a 3d projection. Example: A user has a distance of 2 Meter from a 3D Display. The 3D Displays projects an image of a ball 50 cm from the user. If now a pysical Object (like a…
Sebastian Schmitz
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How would one know if one saw a random number generator?

I have been reading various articles about random numbers and their generators. There are usually 3 important conclusions that I draw from them: Random numbers are not truly random Much of the time they have a bias (modulo bias) Humans are…
mjgpy3
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Neural network activation

From this site, The output node has a "threshold" t. Rule: If summed input ≥ t, then it "fires" (output y = 1). Else (summed input < t) it doesn't fire (output y = 0). How y equals to zero. Any Ideas appreciated.
Earth
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