コード例 #1
0
ファイル: generic.py プロジェクト: yashmrsawant/opencog
class TemporalEventPiecewiseLinear(TimeIntervalListBased, BaseTemporalEvent):
    def __init__(self, input_list, output_list):
        TimeIntervalListBased.__init__(self, input_list)
        self.output_list = output_list
        self.membership_function = MembershipFunctionPiecewiseLinear(
            self, output_list)
        self.membership_function_single_point = self.membership_function

    def degree_in_interval(self, a=None, b=None, interval=None):
        interval = self._interval_from_self_if_none(a, b, interval)
        return self.membership_function_single_point.integrate(
            interval.a, interval.b) / (interval.b - interval.a)

    def to_list(self):
        result = []
        for i, time_step in enumerate(self):
            if i == len(self) - 1 and self.output_list[len(self) - 1] == 0:
                result.append(UnixTime(time_step - EPSILON))
            result.append(time_step)
            if i == 0 and self.output_list[0] == 0:
                result.append(UnixTime(time_step + EPSILON))
        return result

    @TimeIntervalListBased.a.setter
    def a(self, value):
        TimeIntervalListBased.a.fset(value)
        self.membership_function.invalidate()

    @TimeIntervalListBased.b.setter
    def b(self, value):
        TimeIntervalListBased.b.fset(value)
        self.membership_function.invalidate()

    def __repr__(self):
        pairs = [
            '{0}: {1}'.format(self[i], self.output_list[i])
            for i in xrange(len(self))
        ]
        return '{0}({1})'.format(self.__class__.__name__, ', '.join(pairs))

    # Every time that self as list changes, or output_list
    # changes, membership_function should be invalidated
    # Here, only the two main methods that change the list content have been overridden
    # One can add more later if needed...
    def append(self, x):
        TimeIntervalListBased.append(self, x)
        self.membership_function.invalidate()

    def __setitem__(self, index, value):
        TimeIntervalListBased.__setitem__(self, index, value)
        self.membership_function.invalidate()
コード例 #2
0
ファイル: generic.py プロジェクト: KeithMcPherson/opencog
class TemporalEventPiecewiseLinear(TimeIntervalListBased, BaseTemporalEvent):
    def __init__(self, input_list, output_list):
        TimeIntervalListBased.__init__(self, input_list)
        self.output_list = output_list
        self.membership_function = MembershipFunctionPiecewiseLinear(self, output_list)
        self.membership_function_single_point = self.membership_function

    def degree_in_interval(self, a=None, b=None, interval=None):
        interval = self._interval_from_self_if_none(a, b, interval)
        return self.membership_function_single_point.integrate(interval.a, interval.b) / (interval.b - interval.a)

    def to_list(self):
        result = []
        for i, time_step in enumerate(self):
            if i == len(self) - 1 and self.output_list[len(self) - 1] == 0:
                result.append(UnixTime(time_step - EPSILON))
            result.append(time_step)
            if i == 0 and self.output_list[0] == 0:
                result.append(UnixTime(time_step + EPSILON))
        return result

    @TimeIntervalListBased.a.setter
    def a(self, value):
        TimeIntervalListBased.a.fset(value)
        self.membership_function.invalidate()

    @TimeIntervalListBased.b.setter
    def b(self, value):
        TimeIntervalListBased.b.fset(value)
        self.membership_function.invalidate()

    def __repr__(self):
        pairs = ['{0}: {1}'.format(self[i], self.output_list[i]) for i in xrange(len(self))]
        return '{0}({1})'.format(self.__class__.__name__, ', '.join(pairs))

    # Every time that self as list changes, or output_list
    # changes, membership_function should be invalidated
    # Here, only the two main methods that change the list content have been overridden
    # One can add more later if needed...
    def append(self, x):
        TimeIntervalListBased.append(self, x)
        self.membership_function.invalidate()

    def __setitem__(self, index, value):
        TimeIntervalListBased.__setitem__(self, index, value)
        self.membership_function.invalidate()
コード例 #3
0
ファイル: generic.py プロジェクト: yashmrsawant/opencog
 def __init__(self, input_list, output_list):
     TimeIntervalListBased.__init__(self, input_list)
     self.output_list = output_list
     self.membership_function = MembershipFunctionPiecewiseLinear(
         self, output_list)
     self.membership_function_single_point = self.membership_function
コード例 #4
0
ファイル: generic.py プロジェクト: KeithMcPherson/opencog
 def __init__(self, input_list, output_list):
     TimeIntervalListBased.__init__(self, input_list)
     self.output_list = output_list
     self.membership_function = MembershipFunctionPiecewiseLinear(self, output_list)
     self.membership_function_single_point = self.membership_function