def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm'):
super(LSTM_BASIC, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.classifier = AnswerModule(ques_feat_size, num_classes, (256, ))
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
grouping='single_scale'):
super(MCB_LIDAR, self).__init__()
self.qa = qa
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.attention = MCBAttention(ques_feat_size, 512, 512, 8000)
self.classifier = AnswerModule(8000 + ques_feat_size + 1024,
num_classes, (256, ),
use_batchnorm=True,
dropout=0.5) #3584 if method is concat
self.mcb = MCBPolling(512, 8000, n_modalities=2)
self.linweights = nn.Linear(ques_feat_size, 7)
self.grouping = grouping
if self.grouping == 'single_scale':
self.lidar_module = LidarSsgModule(normal_channel=False)
if self.grouping == 'single_scale':
self.lidar_module = LidarMsgModule(normal_channel=False)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
method='concat'):
super(MCB, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.attention = MCBAttention(ques_feat_size, 512, 512, 8000)
self.classifier = AnswerModule(8000,
num_classes, (256, ),
use_batchnorm=True,
dropout=0.5) #3584 if method is concat
self.mcb = MCBPolling(512, 8000, n_modalities=2)
self.linweights = nn.Linear(ques_feat_size, 7)
self.method = method
def __init__(self, args, ques_feat_size, image_feature_size, lidar_feature_size,num_classes, qa=None, encoder='lstm',method='concat'):
super(MUTAN,self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size=image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings, encoder)
self.opt=dict(
dim_v= 512,
dim_q= 1024,
attention=dict(
nb_glimpses= 2,
dim_hv= 310,
dim_hq= 310,
dim_mm= 510,
R= 5,
dropout_v= 0.5,
dropout_q= 0.5,
dropout_mm= 0.5,
activation_v= "tanh",
activation_q= "tanh",
dropout_hv= 0,
dropout_hq= 0),
fusion=dict(
dim_hv= 620,
dim_hq= 310,
dim_mm= 510,
R= 5,
dropout_v= 0.5,
dropout_q= 0.5,
activation_v= "tanh",
activation_q= "tanh",
dropout_hv= 0,
dropout_hq= 0)
)
self.attention=MutanAtt(self.opt)
self.classifier = AnswerModule(self.opt['fusion']['dim_mm'], num_classes,(),use_batchnorm=True,dropout=0.5) #3584 if method is concat
self.linweights=nn.Linear(ques_feat_size ,7)
self.method=method
def __init__(self, args, ques_feat_size, image_feature_size, lidar_feature_size,num_classes, qa=None, encoder='lstm',grouping='single_scale'):
super(MUTAN_LIDAR,self).__init__()
self.qa = qa
self.image_feat_size=image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings, encoder)
self.opt=dict(
dim_v= 512,
dim_q= 1024,
attention=dict(
nb_glimpses= 2,
dim_hv= 310,
dim_hq= 310,
dim_mm= 510,
R= 5,
dropout_v= 0.5,
dropout_q= 0.5,
dropout_mm= 0.5,
activation_v= "tanh",
activation_q= "tanh",
dropout_hv= 0,
dropout_hq= 0),
fusion=dict(
dim_hv= 620,
dim_hq= 310,
dim_mm= 510,
R= 5,
dropout_v= 0.5,
dropout_q= 0.5,
activation_v= "tanh",
activation_q= "tanh",
dropout_hv= 0,
dropout_hq= 0)
)
self.attention=MutanAtt(self.opt)
self.classifier = AnswerModule(self.opt['fusion']['dim_mm']+1024+ques_feat_size, num_classes,(),use_batchnorm=True,dropout=0.5) #3584 if method is concat
self.linweights=nn.Linear(ques_feat_size ,7)
self.grouping=grouping
if self.grouping=='single_scale':
self.lidar_module=LidarSsgModule(normal_channel=False)
if self.grouping=='single_scale':
self.lidar_module=LidarMsgModule(normal_channel=False)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
method='concat'):
super(DAN, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size,
self.embeddings,
encoder,
bidirectional=True,
give_last=False)
self.attention = DANAttention(ques_feat_size, 512, 512, 2)
self.linweights = nn.Linear(ques_feat_size, 7)
self.method = method
self.softmax = nn.Softmax(dim=1)
self.tanh = nn.Tanh()
if self.method == 'concat':
self.classifier = AnswerModule(
2 * 512 * 7 + ques_feat_size,
num_classes, (256, ),
use_batchnorm=True,
dropout=0.5) #3584 if method is concat
else:
self.classifier = AnswerModule(
2 * 512, num_classes, (256, ), use_batchnorm=True,
dropout=0.5) #3584 if method is concat
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
method='concat'):
super(SAN, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.attention = StackedAttention(ques_feat_size, 512, 512, 2)
self.method = method
if self.method == 'concat':
self.classifier = AnswerModule(
3584, num_classes, (256, ), use_batchnorm=True,
dropout=0.5) #3584 if method is concat
if self.method == 'hierarchical':
self.classifier = AnswerModule(
512, num_classes, (256, ), use_batchnorm=True,
dropout=0.5) #3584 if method is concat
# self.linweights=nn.Linear(512,7)
self.linweights = nn.Sequential(
nn.Linear(512, 256),
nn.ReLU(inplace=True),
nn.Dropout(0.5),
nn.Linear(256, 7), #no of glimpses
nn.Sigmoid())
def __init__(self, args, ques_feat_size, image_feature_size, lidar_feature_size,num_classes, qa=None, encoder='lstm',grouping='single_scale'):
super(MLB_LIDAR,self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size=image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings, encoder)
self.opt=dict(
dim_v=512,
dim_q = 1024,
attention=dict(
nb_glimpses= 4,
dim_h= 1200,
dropout_v= 0.5,
dropout_q= 0.5,
dropout_mm= 0.5,
activation_v= "tanh",
activation_q= "tanh",
activation_mm= "tanh"),
fusion=dict(
dim_h= 1200,
dropout_v= 0.5,
dropout_q= 0.5,
activation_v= "tanh",
activation_q= "tanh")
)
self.attention=MLBAtt(self.opt)
self.classifier = AnswerModule(self.opt['fusion']['dim_h']* self.opt['attention']['nb_glimpses']+ques_feat_size+1024, num_classes,(),use_batchnorm=True,dropout=0.5) #3584 if method is concat
self.linweights=nn.Linear(ques_feat_size ,7)
self.lidar_module=LidarSsgModule(normal_channel=False)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
grouping='single_scale'):
super(MFB_LIDAR, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size,
self.embeddings,
encoder,
give_last=False)
self.attention = CoAtt(ques_feat_size, image_feature_size, 2)
self.classifier = AnswerModule(
500 + ques_feat_size + 1024,
num_classes, (256, ),
use_batchnorm=True,
dropout=0.5) #3500 if method is concat else 500
self.linweights = nn.Linear(ques_feat_size, 7)
self.grouping = grouping
if self.grouping == 'single_scale':
self.lidar_module = LidarSsgModule(normal_channel=False)
if self.grouping == 'single_scale':
self.lidar_module = LidarMsgModule(normal_channel=False)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
method='dot'):
super(CNN_LSTM, self).__init__()
self.qa = qa
# special_words = ["<UNK>"]
# self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
# word_vectors = get_word2vec(os.path.join(args.input_base, args.ques_vectors))
# padding = vocab['question_token_to_idx']['<NULL>']
# D = word2vec.vector_size
# self.embeddings = get_embeddings(self.vocab, word_vectors, special_words)
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.image_features_resize = nn.Linear(self.image_feat_size,
ques_feat_size)
self.method = method
if self.method == 'dot':
self.classifier = AnswerModule(ques_feat_size,
num_classes,
use_batchnorm=True,
dropout=0.5)
if self.method == 'concat':
self.classifier = AnswerModule(ques_feat_size +
image_feature_size * 7,
num_classes,
use_batchnorm=True,
dropout=0.5)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
method='concat',
grouping='single_scale'):
super(LIDAR_MODEL, self).__init__()
self.qa = qa
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.method = method
self.grouping = grouping
if self.grouping == 'single_scale':
self.lidar_module = LidarSsgModule(normal_channel=False)
if self.grouping == 'multi_scale':
self.lidar_module = LidarMsgModule(normal_channel=False)
if self.method == 'dot':
self.classifier = AnswerModule(ques_feat_size,
num_classes,
use_batchnorm=True,
dropout=0.5)
if self.method == 'concat':
self.classifier = AnswerModule(ques_feat_size + 1024,
num_classes,
use_batchnorm=True,
dropout=0.5)
def __init__(self,
args,
ques_feat_size,
image_feature_size,
lidar_feature_size,
num_classes,
qa=None,
encoder='lstm',
grouping='single_scale'):
super(SAN_LIDAR, self).__init__()
self.qa = qa
self.image_feat_size = image_feature_size
self.vocab = load_vocab(os.path.join(args.input_base, args.vocab))
N = len(self.vocab['question_token_to_idx'])
D = 200
padding = self.vocab['question_token_to_idx']['<NULL>']
self.embeddings = nn.Embedding(N, D, padding_idx=padding)
self.question_module = QuestionModule(ques_feat_size, self.embeddings,
encoder)
self.attention = StackedAttention(ques_feat_size, 512, 512, 2)
self.classifier = AnswerModule(512,
num_classes, (256, ),
use_batchnorm=True,
dropout=0.5) #3584 if method is concat
# self.linweights=nn.Linear(512,7)
self.linweights = nn.Sequential(
nn.Linear(512, 256),
nn.ReLU(inplace=True),
nn.Dropout(0.5),
nn.Linear(256, 7), #no of glimpses
nn.Sigmoid())
self.grouping = grouping
if self.grouping == 'single_scale':
self.lidar_module = LidarSsgModule(normal_channel=False)
if self.grouping == 'single_scale':
self.lidar_module = LidarMsgModule(normal_channel=False)