| 释义 |
noun ˈəʊvəfɪt Statistics An analysis which corresponds too closely or exactly to a particular set of data.
adjective ˈəʊvəfɪt Physical Geography Designating or relating to a stream which, on the basis of its current flow, would have eroded a larger valley than it occupies.
verb ˈəʊvəfɪt with object Statistics. To produce or represent an analysis which corresponds too closely or exactly to (a particular set of data); to make (a model) fit a particular set of data too precisely. Also without object: to provide too close a fit.
Origin 1970s; earliest use found in Statistician. From overfit
early 20th century. From over- + fit, after misfit
mid 18th century (in an earlier sense). From over- + fit. nounˈəʊvəfɪt Statistics An analysis which corresponds too closely or exactly to a particular set of data.
adjectiveˈəʊvəfɪt Physical Geography Designating or relating to a stream which, on the basis of its current flow, would have eroded a larger valley than it occupies.
verbˈəʊvəfɪt with object Statistics. To produce or represent an analysis which corresponds too closely or exactly to (a particular set of data); to make (a model) fit a particular set of data too precisely. Also without object: to provide too close a fit.
Origin 1970s; earliest use found in Statistician. From overfit<br>early 20th century. From over- + fit, after misfit<br>mid 18th century (in an earlier sense). From over- + fit. |