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regression |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Regression \Re*gres"sion\ (r?*gr?sh"?n), n. [L. regressio: cf F. r['e]gression.] The act of passing back or returning; retrogression; retrogradation. --Sir T. Browne. {Edge of regression} (of a surface) (Geom.), the line along which a surface turns back upon itself -- called also a {cuspidal edge}. {Regression point} (Geom.), a cusp. From WordNet r 1.6 [wn]: regression n 1: an abnormal state in which development has stopped prematurely [syn: {arrested development}, {fixation}, {infantile fixation}] 2: a defense mechanism in which you flee from reality by assuming a more infantile state 3: the relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x) [syn: {simple regression}, {regression toward the mean}] 4: returning to a former state [syn: {regress}, {reversion}, {retrogression}, {retroversion}] From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: regression 1.A mathematical method where an {empirical function} is derived from a set of experimental data. 2. {regression testing}. (1995-03-14)
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