def __init__(self,size=0,dim=0,ldb=None):
self._inverted=False
self._original=None
if ldb:
self.ldb=ldb
else:
self.ldb = sa.listdb_create(size,dim)
def ndarray_to_listdb(arr):
ldb = sa.listdb_create(arr.shape[0], arr.shape[1])
for i,row in enumerate(arr):
for j,item in enumerate(row):
if item != 0:
ldb.push(int(i), int(j), int(round(item * 100000000)))
return SMH(ldb=ldb)
def csr_to_listdb(csr):
ldb = sa.listdb_create(csr.shape[0], csr.shape[1])
coo = csr.tocoo()
for i,j,v in itertools.izip(coo.row, coo.col, coo.data):
ldb.push(int(i), int(j), int(round(v * 100000000)))
return SMH(ldb=ldb)
def ndarray_to_listdb(arr):
"""
Converts a numpy multidimensional array to a ListDB structure
"""
ldb = sa.listdb_create(arr.shape[0], arr.shape[1])
for i,row in enumerate(arr):
for j,v in enumerate(row):
if v != 0:
ldb.push(int(i), int(j), int(round(v)))
return ListDB(ldb=ldb)
def csr_to_listdb(csr):
"""
Converts a Compressed Sparse Row (CSR) matrix to a ListDB structure
"""
ldb = sa.listdb_create(csr.shape[0], csr.shape[1])
coo = csr.tocoo()
for i,j,v in itertools.izip(coo.row, coo.col, coo.data):
ldb.push(int(i), int(j), int(round(v)))
return ListDB(ldb=ldb)
def ndarray_to_listdb(arr):
"""
Converts a numpy multidimensional array to a ListDB structure
"""
ldb = sa.listdb_create(arr.shape[0], arr.shape[1])
for i,row in enumerate(arr):
for j,v in enumerate(row):
if v != 0:
ldb.push(int(i), int(j), int(round(v)))
return ListDB(ldb=ldb)
def csr_to_listdb(csr):
"""
Converts a Compressed Sparse Row (CSR) matrix to a ListDB structure
"""
ldb = sa.listdb_create(csr.shape[0], csr.shape[1])
coo = csr.tocoo()
for i,j,v in itertools.izip(coo.row, coo.col, coo.data):
ldb.push(int(i), int(j), int(round(v)))
return ListDB(ldb=ldb)
def __init__(self, size = 0, dim = 0, ldb = None):
"""
Initializes class with ListDB structure
"""
if ldb:
self.ldb=ldb
elif size == 0 and dim == 0:
self.ldb = sa.ListDB()
sa.listdb_init(self.ldb)
else:
self.ldb = sa.listdb_create(size, dim)
def __init__(self, size = 0, dim = 0, ldb = None):
"""
Initializes class with ListDB structure
"""
if ldb:
self.ldb=ldb
elif size == 0 and dim == 0:
self.ldb = sa.ListDB()
sa.listdb_init(self.ldb)
else:
self.ldb = sa.listdb_create(size, dim)