| 词条 | Irwin Sobel |
| 释义 |
| image = | imagesize = | alt = | name = Irwin Sobel | pseudonym = | caption = | birth_name = Irwin Sobel | birth_date = {{birth date|1940|9|12}} | birth_place = New York City | death_date = | death_place = | occupation = Scientist | nationality = American | period = | alma_mater = MIT | genre = | subject = | movement = | notableworks = Sobel operator (1968) | spouse = Ceevah Sobel | relatives = | awards = | signature = }} Irwin Sobel (born September 12, 1940) is a scientist and researcher in digital image processing. BiographyIrwin Sobel was born in New York City. He graduated from MIT in 1961 and did his Ph.D. research at the Stanford Artificial Intelligence Project (SAIL) with thesis Camera Models and Machine Perception.[1] He spent most of his career at HP Labs. Sobel OperatorIn 1968, Sobel gave a talk entitled "An Isotropic 3x3 Image Gradient Operator"[2] at SAIL; this method became known as the Sobel operator. It should more appropriately be called the Sobel–Feldman operator since it was developed jointly with a colleague, Gary Feldman, also at SAIL. References1. ^{{MathGenealogy|id=103319}} {{Authority control}}{{DEFAULTSORT:Sobel, Irwin}}{{compu-scientist-stub}}2. ^Irwin Sobel, 2014, [https://www.researchgate.net/publication/239398674_An_Isotropic_3_3_Image_Gradient_Operator History and Definition of the Sobel Operator] 7 : 1940 births|Computer scientists|Scientists from New York City|Massachusetts Institute of Technology alumni|Image processing|Digital imaging|Living people |
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