def entropy(domain):
sume = 0
chars = Counter(domain)
N = len(domain)
for n in chars.values():
sume += - n / N * Math.log(n / N) / Math.log(2)
return sume
def entropy(domain):
sume = 0
chars = Counter(domain)
N = len(domain)
for n in chars.values():
sume += -n / N * Math.log(n / N) / Math.log(2)
return sume
def skitter(_field):
_maxangle = 2 * Math.PI
_ordering = sortBy(_field)
_increment = _maxangle / len(_ordering)
_curangle = 0
g.nodes[0].outdegree
_maxdeg = outdegree.max + 1.0
for _n in _ordering:
_radius = 1 - Math.log((_n.outdegree + 1.0) / _maxdeg)
_radius = _radius * 500.0
_x = 500.0 + _radius * Math.cos(_curangle)
_y = 500.0 + _radius * Math.sin(_curangle)
_n.setX(_x)
_n.setY(_y)
_curangle += _increment
def skitter(_field): _maxangle = 2 * Math.PI _ordering = sortBy(_field) _increment = _maxangle / len(_ordering) _curangle = 0 g.nodes[0].outdegree _maxdeg = outdegree.max + 1.0 for _n in _ordering: _radius = 1 - Math.log((_n.outdegree + 1.0) / _maxdeg) _radius = _radius * 500.0 _x = 500.0 + _radius * Math.cos(_curangle) _y = 500.0 + _radius * Math.sin(_curangle) _n.setX(_x) _n.setY(_y) _curangle += _increment
def log2up(n):
return round(0.4999+Math.log(n) / Math.log(2),0)
