def SALVIA_P_light(name='SALVIA_P_verbal_guidance',
grammar_name='TCG_grammar_VB_main',
semantics_name='TCG_semantics_main',
grammar_path='./data/grammars/',
semantics_path='./data/semantics/'):
"""
Creates and returns a light version of the SALVIA production model.
It bypasses the VisualWM and the Conceptualizer
"""
# Instantiating all the necessary system schemas
scene_perception = ps.SCENE_PERCEPTION()
conceptLTM = ls.CONCEPT_LTM()
semanticWM = ls.SEMANTIC_WM()
grammaticalWM_P = ls.GRAMMATICAL_WM_P()
grammaticalLTM = ls.GRAMMATICAL_LTM()
cxn_retrieval_P = ls.CXN_RETRIEVAL_P()
phonWM_P = ls.PHON_WM_P()
control = ls.CONTROL()
utter = ls.UTTER()
# Defining schema to brain mappings.
brain_mappings = {
'Scene_perception': ['Ventral stream'],
'Concept_LTM': [''],
'Semantic_WM': ['left_SFG', 'LIP', 'Hippocampus'],
'Grammatical_WM_P': ['left_BA45', 'leftBA44'],
'Grammatical_LTM': ['left_STG', 'left_MTG'],
'Cxn_retrieval_P': [],
'Phonological_WM_P': ['left_BA6'],
'Utter': [''],
'Control': ['DLPFC']
}
schemas = [
scene_perception, conceptLTM, grammaticalLTM, cxn_retrieval_P,
semanticWM, grammaticalWM_P, phonWM_P, utter, control
]
# Creating model and adding system schemas
model = st.MODEL(name)
model.add_schemas(schemas)
# Defining connections
model.add_connection(scene_perception, 'to_semantic_WM', semanticWM,
'from_conceptualizer')
model.add_connection(semanticWM, 'to_visual_WM', scene_perception,
'from_semantic_WM')
model.add_connection(semanticWM, 'to_cxn_retrieval_P', cxn_retrieval_P,
'from_semantic_WM')
model.add_connection(grammaticalLTM, 'to_cxn_retrieval_P', cxn_retrieval_P,
'from_grammatical_LTM')
model.add_connection(cxn_retrieval_P, 'to_grammatical_WM_P',
grammaticalWM_P, 'from_cxn_retrieval_P')
model.add_connection(semanticWM, 'to_grammatical_WM_P', grammaticalWM_P,
'from_semantic_WM')
model.add_connection(grammaticalWM_P, 'to_semantic_WM', semanticWM,
'from_grammatical_WM_P')
model.add_connection(grammaticalWM_P, 'to_phonological_WM_P', phonWM_P,
'from_grammatical_WM_P')
model.add_connection(phonWM_P, 'to_grammatical_WM_P', grammaticalWM_P,
'from_phonological_WM_P')
model.add_connection(semanticWM, 'to_control', control, 'from_semantic_WM')
model.add_connection(phonWM_P, 'to_utter', utter, 'from_phonological_WM_P')
model.add_connection(phonWM_P, 'to_control', control,
'from_phonological_WM_P')
model.add_connection(control, 'to_grammatical_WM_P', grammaticalWM_P,
'from_control')
model.add_connection(control, 'to_semantic_WM', semanticWM, 'from_control')
model.set_input_ports([scene_perception.find_port('from_input')])
model.set_output_ports([
utter.find_port('to_output'),
scene_perception.find_port('to_output')
])
# Setting up schema to brain mappings
description_brain_mapping = st.BRAIN_MAPPING()
description_brain_mapping.schema_mapping = brain_mappings
model.brain_mapping = description_brain_mapping
# Parameters
system_names = model.schemas.keys()
model_params = parameters(system_names)
model.update_params(model_params)
grammaticalLTM.init_act = grammaticalWM_P.params['C2'][
'confidence_threshold']
# Loading data
semantics_file = "%s.json" % semantics_name
my_conceptual_knowledge = TCG_LOADER.load_conceptual_knowledge(
semantics_file, semantics_path)
grammar_file = "%s.json" % grammar_name
my_grammar = TCG_LOADER.load_grammar(grammar_file, grammar_path,
my_conceptual_knowledge)
# Initialize concept LTM content
conceptLTM.initialize(my_conceptual_knowledge)
# Initialize grammatical LTM content
grammaticalLTM.initialize(my_grammar)
return model
def TCG_language_system(name='language_system',
grammar_name='TCG_grammar_VB_main',
semantics_name='TCG_semantics_main',
grammar_path='./data/grammars/',
semantics_path='./data/semantics/'):
"""
Creates and returns the TCG language model, including both production and comprehension.
"""
# Instantiating all the necessary system schemas
semanticWM = ls.SEMANTIC_WM()
conceptLTM = ls.CONCEPT_LTM()
grammaticalLTM = ls.GRAMMATICAL_LTM()
grammaticalWM_P = ls.GRAMMATICAL_WM_P()
cxn_retrieval_P = ls.CXN_RETRIEVAL_P()
grammaticalWM_C = ls.GRAMMATICAL_WM_C()
cxn_retrieval_C = ls.CXN_RETRIEVAL_C()
phonWM_P = ls.PHON_WM_P()
utter = ls.UTTER()
phonWM_C = ls.PHON_WM_C()
control = ls.CONTROL()
# Defining schema to brain mappings.
language_mapping = {
'Semantic_WM': ['left_SFG', 'LIP', 'Hippocampus'],
'Grammatical_WM_P': ['left_BA45', 'leftBA44'],
'Grammatical_LTM': ['left_STG', 'left_MTG'],
'Cxn_retrieval_P': [],
'Phonological_WM_P': ['left_BA6'],
'Utter': [''],
'Cxn_retrieval_C': [],
'Phonological_WM_C': ['Wernicke'],
'Grammatical_WM_C': ['lBA44, lBA45'],
'Control': ['DLPFC'],
'Concept_LTM': ['']
}
# Initializing model
model = st.MODEL(name)
# Setting up schema to brain mappings
language_brain_mapping = st.BRAIN_MAPPING()
language_brain_mapping.schema_mapping = language_mapping
model.brain_mapping = language_brain_mapping
# Setting up language model.
language_schemas = [
semanticWM, conceptLTM, grammaticalLTM, cxn_retrieval_P,
grammaticalWM_P, phonWM_P, utter, phonWM_C, grammaticalWM_C,
cxn_retrieval_C, control
]
model.add_schemas(language_schemas)
model.add_connection(semanticWM, 'to_cxn_retrieval_P', cxn_retrieval_P,
'from_semantic_WM')
model.add_connection(grammaticalLTM, 'to_cxn_retrieval_P', cxn_retrieval_P,
'from_grammatical_LTM')
model.add_connection(cxn_retrieval_P, 'to_grammatical_WM_P',
grammaticalWM_P, 'from_cxn_retrieval_P')
model.add_connection(semanticWM, 'to_grammatical_WM_P', grammaticalWM_P,
'from_semantic_WM')
model.add_connection(grammaticalWM_P, 'to_semantic_WM', semanticWM,
'from_grammatical_WM_P')
model.add_connection(grammaticalWM_P, 'to_phonological_WM_P', phonWM_P,
'from_grammatical_WM_P')
model.add_connection(phonWM_P, 'to_grammatical_WM_P', grammaticalWM_P,
'from_phonological_WM_P')
model.add_connection(semanticWM, 'to_control', control, 'from_semantic_WM')
model.add_connection(phonWM_P, 'to_control', control,
'from_phonological_WM_P')
model.add_connection(phonWM_P, 'to_utter', utter, 'from_phonological_WM_P')
model.add_connection(control, 'to_grammatical_WM_P', grammaticalWM_P,
'from_control')
model.add_connection(grammaticalLTM, 'to_cxn_retrieval_C', cxn_retrieval_C,
'from_grammatical_LTM')
model.add_connection(phonWM_C, 'to_grammatical_WM_C', grammaticalWM_C,
'from_phonological_WM_C')
model.add_connection(grammaticalWM_C, 'to_cxn_retrieval_C',
cxn_retrieval_C, 'from_grammatical_WM_C')
model.add_connection(cxn_retrieval_C, 'to_grammatical_WM_C',
grammaticalWM_C, 'from_cxn_retrieval_C')
model.add_connection(control, 'to_semantic_WM', semanticWM, 'from_control')
model.add_connection(control, 'to_grammatical_WM_C', grammaticalWM_C,
'from_control')
model.add_connection(grammaticalWM_C, 'to_semantic_WM', semanticWM,
'from_grammatical_WM_C')
model.add_connection(conceptLTM, 'to_semantic_WM', semanticWM,
'from_concept_LTM')
model.set_input_ports([phonWM_C.find_port('from_input')])
model.set_output_ports([utter.find_port('to_output')])
# Parameters
system_names = model.schemas.keys()
model_params = parameters(system_names)
model.update_params(model_params)
# grammaticalLTM.init_act = grammaticalWM_P.params['C2']['confidence_threshold']*0.5
# Loading data
semantics_file = "%s.json" % semantics_name
my_conceptual_knowledge = TCG_LOADER.load_conceptual_knowledge(
semantics_file, semantics_path)
grammar_file = "%s.json" % grammar_name
my_grammar = TCG_LOADER.load_grammar(grammar_file, grammar_path,
my_conceptual_knowledge)
# Initialize conceptual LTM content
conceptLTM.initialize(my_conceptual_knowledge)
# Initialize grammatical LTM content
grammaticalLTM.initialize(my_grammar)
return