示例#1
0
    def test5ScoreFeats(self):
        aFmp = FeatMaps.FeatMapParams()
        bFmp = FeatMaps.FeatMapParams()
        fmps = {'Aromatic': aFmp, 'Acceptor': bFmp}
        fmap = FeatMaps.FeatMap(params=fmps)

        fs = [
            FreeChemicalFeature('Aromatic', 'Foo', Point3D(0, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2.1, 0, 0))
        ]
        fmap.AddFeature(fs[0], 1.1)
        fmap.AddFeature(fs[1], 1.1)
        fmap.AddFeature(fs[2], 2.1)

        l1 = fmap._loopOverMatchingFeats(
            FreeChemicalFeature('Aromatic', '', Point3D(0, 0, 0)))
        l1 = list(l1)
        self.assertTrue(len(l1) == 1)
        self.assertTrue(l1[0][0] == 0)
        self.assertTrue(l1[0][1].GetFamily() == 'Aromatic')

        l1 = fmap._loopOverMatchingFeats(
            FreeChemicalFeature('Acceptor', '', Point3D(0, 0, 0)))
        l1 = list(l1)
        self.assertTrue(len(l1) == 2)
        self.assertTrue(l1[0][0] == 1)
        self.assertTrue(l1[0][1].GetFamily() == 'Acceptor')
        self.assertTrue(l1[1][0] == 2)
        self.assertTrue(l1[1][1].GetFamily() == 'Acceptor')
示例#2
0
    def test1Basics(self):
        fs = [
            FreeChemicalFeature('Aromatic', 'Foo', Point3D(0, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2.1, 0, 0))
        ]
        aFmp = FeatMaps.FeatMapParams()
        aFmp.radius = 2.0
        bFmp = FeatMaps.FeatMapParams()
        bFmp.radius = 1.0

        fmps = {'Aromatic': aFmp, 'Acceptor': bFmp}

        fmap = FeatMaps.FeatMap(params=fmps)
        fmap.AddFeature(fs[0], 1.0)
        fmap.AddFeature(fs[1], 1.0)
        fmap.AddFeature(fs[2], 2.0)
        fmap.AddFeature(fs[2], 2.0)

        self.assertTrue(fmap.GetNumFeatures() == 4)
        self.assertTrue(len(fmap.GetFeatures()) == 4)
        fmap.DropFeature(3)
        self.assertTrue(fmap.GetNumFeatures() == 3)
        self.assertTrue(len(fmap.GetFeatures()) == 3)

        f = fmap.GetFeature(0)
        self.assertTrue(f.GetFamily() == 'Aromatic')
        self.assertTrue(feq(f.weight, 1.0))
        f = fmap.GetFeature(1)
        self.assertTrue(f.GetFamily() == 'Acceptor')
        self.assertTrue(feq(f.weight, 1.0))
        f = fmap.GetFeature(2)
        self.assertTrue(f.GetFamily() == 'Acceptor')
        self.assertTrue(feq(f.weight, 2.0))
示例#3
0
    def test4FeatFeatScoreBox(self):
        aFmp = FeatMaps.FeatMapParams()
        aFmp.radius = 2.0
        aFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box
        fmps = {'Aromatic': aFmp}
        fmap = FeatMaps.FeatMap(params=fmps)

        fs = [FreeChemicalFeature('Aromatic', 'Foo', Point3D(0, 0, 0))]
        fmap.AddFeature(fs[0], 1.1)
        self.assertTrue(len(fmap.GetFeatures()) == 1)

        sc = fmap.GetFeatFeatScore(
            fmap.GetFeature(0),
            FreeChemicalFeature('Aromatic', '', Point3D(1, 0, 0)))
        self.assertTrue(feq(sc, 1.1))
        sc = fmap.GetFeatFeatScore(
            fmap.GetFeature(0),
            FreeChemicalFeature('Aromatic', '', Point3D(1.5, 0, 0)))
        self.assertTrue(feq(sc, 1.1))
        sc = fmap.GetFeatFeatScore(
            fmap.GetFeature(0),
            FreeChemicalFeature('Aromatic', '', Point3D(0, 0, 0)))
        self.assertTrue(feq(sc, 1.1))
        sc = fmap.GetFeatFeatScore(
            fmap.GetFeature(0),
            FreeChemicalFeature('Aromatic', '', Point3D(2.1, 0, 0)))
        self.assertTrue(feq(sc, 0))
示例#4
0
    def test7ScoreFeats(self):
        aFmp = FeatMaps.FeatMapParams()
        aFmp.radius = 2.0
        aFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box
        bFmp = FeatMaps.FeatMapParams()
        bFmp.radius = 1.0
        bFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box

        fmps = {'Aromatic': aFmp, 'Acceptor': bFmp}
        fmap = FeatMaps.FeatMap(params=fmps)

        fs = [
            FreeChemicalFeature('Aromatic', 'Foo', Point3D(0, 0, 0)),
        ]
        fmap.AddFeature(fs[0], 1.1)

        fs = [
            FreeChemicalFeature('Aromatic', '', Point3D(0, 1, 0)),
            FreeChemicalFeature('Acceptor', '', Point3D(1.5, 0, 0)),
        ]

        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 1.1))

        msv = [-1] * 1
        fsv = [-1] * 2
        fsfmi = [-1] * 2
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 1.1))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], []])

        fmap.scoreMode = FeatMaps.FeatMapScoreMode.Closest
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 1.1))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], []])

        fmap.scoreMode = FeatMaps.FeatMapScoreMode.Best
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 1.1))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], []])
示例#5
0
  def test2FeatFeatScoreGauss(self):
    aFmp = FeatMaps.FeatMapParams()
    aFmp.radius = 2.0
    fmps = {'Aromatic':aFmp}
    fmap = FeatMaps.FeatMap(params=fmps)

    fs = [FreeChemicalFeature('Aromatic','Foo',Point3D(0,0,0))]
    fmap.AddFeature(fs[0],1.0)
    self.failUnless(len(fmap.GetFeatures())==1)

    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(1,0,0)))
    self.failUnless(feq(sc,math.exp(-1)))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(1.5,0,0)))
    self.failUnless(feq(sc,math.exp(-2.25)))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(0,0,0)))
    self.failUnless(feq(sc,1.0))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(2.1,0,0)))
    self.failUnless(feq(sc,0))
    
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Acceptor','',Point3D(1,0,0)))
    self.failUnless(feq(sc,0))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Acceptor','',Point3D(1,0,0)),
                               typeMatch=False)
    self.failUnless(feq(sc,math.exp(-1)))

    self.failUnlessRaises(IndexError,lambda: fmap.GetFeatFeatScore(fmap.GetFeature(1),FreeChemicalFeature('Aromatic','',Point3D(0,0,0))))
示例#6
0
  def test3FeatFeatScoreTriangle(self):
    aFmp = FeatMaps.FeatMapParams()
    aFmp.width = 2.0
    aFmp.radius = 3.0
    aFmp.featProfile=FeatMaps.FeatMapParams.FeatProfile.Triangle
    fmps = {'Aromatic':aFmp}
    fmap = FeatMaps.FeatMap(params=fmps)

    fs = [FreeChemicalFeature('Aromatic','Foo',Point3D(0,0,0))]
    fmap.AddFeature(fs[0],1.0)
    self.failUnless(len(fmap.GetFeatures())==1)


    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(1,0,0)))
    self.failUnless(feq(sc,0.5))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(1.5,0,0)))
    self.failUnless(feq(sc,0.25))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(0,0,0)))
    self.failUnless(feq(sc,1.0))
    sc = fmap.GetFeatFeatScore(fmap.GetFeature(0),FreeChemicalFeature('Aromatic','',Point3D(2.1,0,0)))
    self.failUnless(feq(sc,0))
示例#7
0
    def test8ScoreFeatDirs(self):
        aFmp = FeatMaps.FeatMapParams()
        aFmp.radius = 2.0
        aFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box

        fmps = {'Acceptor': aFmp}
        fmap = FeatMaps.FeatMap(params=fmps)
        fmap.dirScoreMode = FeatMaps.FeatDirScoreMode.DotFullRange

        fs = [
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(0, 0, 0)),
        ]
        fs[0].featDirs = [Point3D(0, 1, 0)]
        fmap.AddFeature(fs[0], 1.1)

        fs = [
            FreeChemicalFeature('Acceptor', '', Point3D(1.0, 0, 0)),
        ]
        fs[0].featDirs = [Point3D(0, 1, 0)]

        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 1.1))

        fs[0].featDirs = [Point3D(0, -1, 0)]
        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, -1.1))

        fs[0].featDirs = [Point3D(0, 0, 1)]
        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 0.0))

        fmap.dirScoreMode = FeatMaps.FeatDirScoreMode.DotPosRange
        fs[0].featDirs = [Point3D(0, -1, 0)]
        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 0))

        fs[0].featDirs = [Point3D(0, 1, 0)]
        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 1.1))
示例#8
0
    def test6ScoreFeats(self):
        aFmp = FeatMaps.FeatMapParams()
        aFmp.radius = 2.0
        bFmp = FeatMaps.FeatMapParams()
        bFmp.radius = 1.0

        # use box scoring to make math easier... the other scoring
        # functions are tested above
        aFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box
        bFmp.featProfile = FeatMaps.FeatMapParams.FeatProfile.Box

        fmps = {'Aromatic': aFmp, 'Acceptor': bFmp}

        fmap = FeatMaps.FeatMap(params=fmps)

        fs = [
            FreeChemicalFeature('Aromatic', 'Foo', Point3D(0, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2, 0, 0)),
            FreeChemicalFeature('Acceptor', 'Foo', Point3D(2.1, 0, 0))
        ]
        fmap.AddFeature(fs[0], 1.1)
        fmap.AddFeature(fs[1], 1.1)
        fmap.AddFeature(fs[2], 2.1)

        fs = [
            FreeChemicalFeature('Aromatic', '', Point3D(0, 1, 0)),
            FreeChemicalFeature('Acceptor', '', Point3D(1.5, 0, 0)),
        ]

        sc = fmap.ScoreFeats(fs)
        self.assertTrue(feq(sc, 4.3))

        msv = [-1] * 3
        fsv = [-1] * 2
        fsfmi = [None] * 2
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 4.3))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], [1, 2]])

        # make sure we reset the vectors internally:
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 4.3))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], [1, 2]])

        fmap.scoreMode = FeatMaps.FeatMapScoreMode.Closest
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 2.1))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], [1]])

        fmap.scoreMode = FeatMaps.FeatMapScoreMode.Best
        sc = fmap.ScoreFeats(fs,
                             mapScoreVect=msv,
                             featsScoreVect=fsv,
                             featsToFeatMapIdx=fsfmi)
        self.assertTrue(feq(sc, 3.2))
        self.assertTrue(feq(sum(msv), sc))
        self.assertTrue(feq(sum(fsv), sc))
        self.assertTrue(fsfmi == [[0], [2]])