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    發(fā)布日期: 2023-08-04
  • 語言: 其他
  • 標(biāo)簽: 深度學(xué)習(xí)??

資源簡(jiǎn)介

本文將介紹一種基于深度學(xué)習(xí)和稀疏表達(dá)的人臉識(shí)別算法。首先,利用深度學(xué)習(xí)框架(VGGFace)提取人臉特征;其次,利用PCA對(duì)提取的特征進(jìn)行降維;最后,利用稀疏表達(dá)分類實(shí)現(xiàn)特征匹配。我采用CMC曲線評(píng)價(jià)在AR數(shù)據(jù)庫上的識(shí)別性能。最后我還提供了整個(gè)過程的code。

資源截圖

代碼片段和文件信息

#?file:?matdoc.py
#?author:?Andrea?Vedaldi
#?brief:?Extact?comments?from?a?MATLAB?mfile?and?generate?a?Markdown?file

import?sys?os?re?shutil
import?subprocess?signal
import?string?fnmatch

from?matdocparser?import?*
from?optparse?import?OptionParser

usage?=?“““usage:?%prog?[options]?

Extracts?the?comments?from?the?specified??and?prints?a?Markdown
version?of?them.“““

optparser?=?OptionParser(usage=usage)
optparser.add_option(
????“-v“?“--verbose“
????dest????=?“verb“
????default?=?False
????action??=?“store_true“
????help????=?“print?debug?information“)

findFunction?=?re.compile(r“^\s*(function|classdef).*$“?re.MULTILINE)
getFunction?=?re.compile(r“\s*%\s*(\w+)\s*(.*)\n“
??????????????????????????“((\s*%.*\n)+)“)
cleanComments?=?re.compile(“^\s*%“?re.MULTILINE)

#?--------------------------------------------------------------------
def?readText(path):
#?--------------------------------------------------------------------
????with?open?(path?“r“)?as?myfile:
????????text=myfile.read()
????return?text

#?--------------------------------------------------------------------
class?MatlabFunction:
#?--------------------------------------------------------------------
????def?__init__(self?name?nature?brief?body):
????????self.name?=?name
????????self.nature?=?nature
????????self.brief?=?brief
????????self.body?=?body

????def?__str__(self):
????????return?“%s?(%s)“?%?(self.name?self.nature)

#?--------------------------------------------------------------------
def?findNextFunction(test?pos):
#?--------------------------------------------------------------------
????if?pos?==?0?and?test[0]?==?‘%‘:
????????#?This?is?an?M-file?with?a?MEX?implementation
????????return?(pos?‘function‘)
????m?=?findFunction.search(test?pos)
????if?m:
????????return?(m.end()+1?m.group(1))
????else:
????????return?(None?None)

#?--------------------------------------------------------------------
def?getFunctionDoc(text?nature?pos):
#?--------------------------------------------------------------------
????m?=?getFunction.match(text?pos)
????if?m:
????????name?=?m.group(1)
????????brief?=?m.group(2).strip()
????????body?=?clean(m.group(3))
????????return?(MatlabFunction(name?nature?brief?body)?m.end()+1)
????else:
????????return?(None?pos)

#?--------------------------------------------------------------------
def?clean(text):
#?--------------------------------------------------------------------
????return?cleanComments.sub(““?text)

#?--------------------------------------------------------------------
def?extract(text):
#?--------------------------------------------------------------------
????funcs?=?[]
????pos?=?0
????while?True:
????????(pos?nature)?=?findNextFunction(text?pos)
????????if?nature?is?None:?break
????????(f?pos)?=?getFunctionDoc(text?nature?pos)
????????if?f:
????????????funcs.append(f)
????return?funcs

#?--------------------------------------------------------------------
class?frame(object):
#?------

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-12?13:45??face_recognition\
?????目錄???????????0??2017-03-12?13:45??face_recognition\matconvnet-1.0-beta19\
?????文件?????????119??2016-04-14?18:39??face_recognition\matconvnet-1.0-beta19\.gitattributes
?????文件?????????877??2016-04-14?18:39??face_recognition\matconvnet-1.0-beta19\.gitignore
?????文件???????????0??2016-04-14?18:39??face_recognition\matconvnet-1.0-beta19\.gitmodules
?????文件?????????735??2016-04-14?18:39??face_recognition\matconvnet-1.0-beta19\COPYING
?????目錄???????????0??2017-03-12?14:09??face_recognition\matconvnet-1.0-beta19\data\
?????目錄???????????0??2017-03-12?13:53??face_recognition\matconvnet-1.0-beta19\data\AR\
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-01.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-02.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-03.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-04.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-05.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-06.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-07.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-08.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-09.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-10.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-11.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-12.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-13.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-14.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-15.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-16.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-17.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-18.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-19.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-20.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-21.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-22.pgm
?????文件???????19815??2007-02-23?19:32??face_recognition\matconvnet-1.0-beta19\data\AR\m-001-23.pgm
............此處省略2933個(gè)文件信息

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