Exemple #1
0
    def all(self):
        fs = [
            # Vector
            self.ssf.from_preset('CrystalNNFingerprint_ops'),
            self.ssf.from_preset("BondLength-dejong2016"),
            self.ssf.from_preset("BondAngle-dejong2016"),
            self.ssf.from_preset("Composition-dejong2016_SD"),
            self.ssf.from_preset("Composition-dejong2016_AD"),
            self.ssf.from_preset("CoordinationNumber_ward-prb-2017"),
            self.ssf.from_preset("LocalPropertyDifference_ward-prb-2017"),
            sf.BondFractions(approx_bonds=False),
            sf.BagofBonds(coulomb_matrix=sf.CoulombMatrix()),
            sf.BagofBonds(coulomb_matrix=sf.SineCoulombMatrix()),
            sf.CoulombMatrix(flatten=True),
            sf.BondFractions(),

            # Non vector
            sf.CoulombMatrix(flatten=False),  # returns matrix
            sf.SineCoulombMatrix(flatten=False),  # returns matrix
            sf.RadialDistributionFunction(),  # returns dict
            sf.MinimumRelativeDistances(),  # returns a list
            sf.ElectronicRadialDistributionFunction(),  # returns ??
            sf.PartialRadialDistributionFunction(),  # returns ??
        ]
        fs += self.heavy
        return self._get_featurizers(fs)
Exemple #2
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    def __init__(self, exclude=None):
        super(StructureFeaturizers, self).__init__(exclude=exclude)

        self._fast_featurizers = [
            sf.DensityFeatures(),
            sf.GlobalSymmetryFeatures(),
            sf.EwaldEnergy(),
            sf.SineCoulombMatrix(flatten=True)
        ]

        ssf = sf.SiteStatsFingerprint
        self._slow_featurizers = [
            ssf.from_preset('CrystalNNFingerprint_ops'),
            ssf.from_preset("BondLength-dejong2016"),
            ssf.from_preset("BondAngle-dejong2016"),
            ssf.from_preset("Composition-dejong2016_SD"),
            ssf.from_preset("Composition-dejong2016_AD"),
            ssf.from_preset("CoordinationNumber_ward-prb-2017"),
            ssf.from_preset("LocalPropertyDifference_ward-prb-2017"),
            sf.ChemicalOrdering(),
            sf.StructuralHeterogeneity(),
            sf.MaximumPackingEfficiency(),
            sf.XRDPowderPattern(),
            sf.Dimensionality(),
            sf.OrbitalFieldMatrix(flatten=True),
            sf.JarvisCFID(),
        ]

        # Prevent import errors
        self._require_external = []
        if torch and cgcnn:
            self._require_external.append(sf.CGCNNFeaturizer())
        if dscribe:
            self._require_external.append(sf.SOAP())

        self._need_fitting_featurizers = [
            sf.PartialRadialDistributionFunction(),
            sf.BondFractions(),
            sf.BagofBonds(coulomb_matrix=sf.CoulombMatrix()),
            sf.BagofBonds(coulomb_matrix=sf.SineCoulombMatrix()),
        ]

        self._matrix_featurizers = [
            sf.CoulombMatrix(flatten=False),
            sf.RadialDistributionFunction(),  # returns dict
            sf.MinimumRelativeDistances(),  # returns a list
            sf.ElectronicRadialDistributionFunction()
        ]

        # these are the same as _need_fitting_featurizers
        self._many_features_featurizers = [
            sf.PartialRadialDistributionFunction(),
            sf.BondFractions(approx_bonds=False),
            sf.BagofBonds(coulomb_matrix=sf.CoulombMatrix()),
            sf.BagofBonds(coulomb_matrix=sf.SineCoulombMatrix()),
            sf.OrbitalFieldMatrix(flatten=True),
            sf.JarvisCFID()
        ]
Exemple #3
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 def need_fit(self):
     fs = [
         sf.PartialRadialDistributionFunction(),
         sf.BondFractions(),
         sf.BagofBonds(coulomb_matrix=sf.CoulombMatrix()),
         sf.BagofBonds(coulomb_matrix=sf.SineCoulombMatrix()),
     ]
     return self._get_featurizers(fs)
Exemple #4
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    def __init__(self, exclude=None):
        super(StructureFeaturizers, self).__init__(exclude=exclude)

        self._fast_featurizers = [
            sf.DensityFeatures(),
            sf.GlobalSymmetryFeatures(),
            sf.EwaldEnergy()
        ]

        self._slow_featurizers = [
            sf.SiteStatsFingerprint.from_preset('CrystalNNFingerprint_ops'),
            sf.ChemicalOrdering(),
            sf.StructuralHeterogeneity(),
            sf.MaximumPackingEfficiency(),
            sf.XRDPowderPattern(),
            sf.Dimensionality(),
            sf.OrbitalFieldMatrix(flatten=True)
        ]

        self._need_fitting_featurizers = [
            sf.PartialRadialDistributionFunction(),
            sf.BondFractions(),
            sf.BagofBonds()
        ]

        self._matrix_featurizers = [
            sf.RadialDistributionFunction(),  # returns dict
            sf.CoulombMatrix(),  # returns a matrix
            sf.SineCoulombMatrix(),  # returns a matrix
            sf.OrbitalFieldMatrix(flatten=False),  # returns a matrix
            sf.MinimumRelativeDistances(),  # returns a list
            sf.ElectronicRadialDistributionFunction()
        ]

        # these are the same as _need_fitting_featurizers
        self._many_features_featurizers = [
            sf.PartialRadialDistributionFunction(),
            sf.BondFractions(),
            sf.BagofBonds(),
            sf.OrbitalFieldMatrix(flatten=True)
        ]