SVMTorch: Support Vector Machines for Large-Scale Regression Problems
نویسندگان
چکیده
Support Vector Machines (SVMs) for regression problems are trained by solving a quadratic optimization problem which needs on the order of l memory and time resources to solve, where l is the number of training examples. In this paper, we propose a decomposition algorithm, SVMTorch, which is similar to SVM-Light proposed by Joachims (1999) for classi cation problems, but adapted to regression problems. With this algorithm, one can now e ciently solve large-scale regression problems (more than 20000 examples). Comparisons with Nodelib, another publicly available SVM algorithm for large-scale regression problems from Flake and Lawrence (2000) yielded signi cant time improvements. Finally, based on a recent paper from Lin (2000), we show that a convergence proof exists for our algorithm.
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SVMTorch : Support Vector Machines for Large
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ورودعنوان ژورنال:
- Journal of Machine Learning Research
دوره 1 شماره
صفحات -
تاریخ انتشار 2001