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"""The Projector class for visualization, serve as a helper module for evaluator and visualizer"""
from abc import ABC, abstractmethod
import os
import json
import numpy as np
import torch
class ProjectorAbstractClass(ABC):
@abstractmethod
def __init__(self, vis_model, content_path, *args, **kwargs):
pass
@abstractmethod
def load(self, *args, **kwargs):
pass
@abstractmethod
def batch_project(self, *args, **kwargs):
pass
@abstractmethod
def individual_project(self, *args, **kwargs):
pass
@abstractmethod
def batch_inverse(self, *args, **kwargs):
pass
@abstractmethod
def individual_inverse(self, *args, **kwargs):
pass
class Projector(ProjectorAbstractClass):
def __init__(self, vis_model, content_path, vis_model_name, device):
self.vis_model = vis_model
self.content_path = content_path
self.vis_model_name = vis_model_name
self.DEVICE = device
def load(self, iteration):
raise NotImplementedError
def batch_project(self, iteration, data):
self.load(iteration)
embedding = self.vis_model.encoder(torch.from_numpy(data).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding
def individual_project(self, iteration, data):
self.load(iteration)
embedding = self.vis_model.encoder(torch.from_numpy(np.expand_dims(data, axis=0)).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding.squeeze(axis=0)
def batch_inverse(self, iteration, embedding):
self.load(iteration)
data = self.vis_model.decoder(torch.from_numpy(embedding).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return data
def individual_inverse(self, iteration, embedding):
self.load(iteration)
data = self.vis_model.decoder(torch.from_numpy(np.expand_dims(embedding, axis=0)).to(dtype=torch.float32, device="cpu")).cpu().detach().numpy()
return data.squeeze(axis=0)
class DeepDebuggerProjector(Projector):
def __init__(self, vis_model, content_path, vis_model_name, segments, device):
super().__init__(vis_model, content_path, vis_model_name, device)
self.segments = segments
self.segments = segments #[(1,6),(6, 15),(15,42),(42,200)]
self.current_range = (-1,-1)
def load(self, iteration):
# [s,e)
init_e = self.segments[-1][1]
if (iteration >= self.current_range[0] and iteration <self.current_range[1]) or (iteration == init_e and self.current_range[1] == init_e):
print("Same range as current visualization model...")
return
# else
for i in range(len(self.segments)):
s = self.segments[i][0]
e = self.segments[i][1]
# range [s,e)
if (iteration >= s and iteration < e) or (iteration == init_e and e == init_e):
idx = i
break
# TODO vis model name as a hyperparameter
file_path = os.path.join(self.content_path, "Model", "{}_{}.pth".format(self.vis_model_name, idx))
save_model = torch.load(file_path, map_location="cpu")
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
self.current_range = (s, e)
print("Successfully load the visualization model for range ({},{})...".format(s,e))
class ALProjector(Projector):
def __init__(self, vis_model, content_path, vis_model_name, device) -> None:
super().__init__(vis_model, content_path,vis_model_name, device)
self.current_range = None
def load(self, iteration):
file_path=os.path.join(self.content_path, "Model", "Iteration_{}".format(iteration), self.vis_model_name+".pth")
save_model = torch.load(file_path, map_location=torch.device("cpu"))
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
print("Successfully load the visualization model for Iteration {}...".format(iteration))
class DenseALProjector(DeepDebuggerProjector):
def __init__(self, vis_model, content_path, vis_model_name, device) -> None:
super().__init__(vis_model, content_path, vis_model_name, None, device)
self.current_range = [-1,-1,-1] # iteration, e_s, e_e
def load(self, iteration, epoch):
# [s,e)
curr_iteration, curr_s, curr_e = self.current_range
segment_path = os.path.join(self.content_path, "Model", "Iteration_{}".format(iteration), "segments.json")
with open(segment_path, "r") as f:
segments = json.load(f)
init_e = segments[-1][1]
# [s,e)
if iteration == curr_iteration:
if (curr_e==init_e and epoch == curr_e) or (epoch >= curr_s and epoch < curr_e):
print("Same range as current visualization model...")
return
for i in range(len(segments)):
s = segments[i][0]
e = segments[i][1]
# range [s, e)
if (epoch >= s and epoch < e) or (e == init_e and epoch == e):
idx = i
break
file_path = os.path.join(self.content_path, "Model", "Iteration_{}".format(iteration), "{}_{}.pth".format(self.vis_model_name, idx))
save_model = torch.load(file_path, map_location=self.DEVICE)
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
self.current_range = (iteration, s, e)
print("Successfully load the visualization model in iteration {} for range ({},{}]...".format(iteration, s,e))
def batch_project(self, iteration, epoch, data):
self.load(iteration, epoch)
embedding = self.vis_model.encoder(torch.from_numpy(data).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding
def individual_project(self, iteration, epoch, data):
self.load(iteration, epoch)
embedding = self.vis_model.encoder(torch.from_numpy(np.expand_dims(data, axis=0)).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding.squeeze(axis=0)
def batch_inverse(self, iteration, epoch, embedding):
self.load(iteration, epoch)
data = self.vis_model.decoder(torch.from_numpy(embedding).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return data
def individual_inverse(self, iteration, epoch, embedding):
self.load(iteration, epoch)
data = self.vis_model.decoder(torch.from_numpy(np.expand_dims(embedding, axis=0)).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return data.squeeze(axis=0)
class EvalProjector(DeepDebuggerProjector):
def __init__(self, vis_model, content_path, vis_model_name, device, exp) -> None:
super().__init__(vis_model, content_path, vis_model_name, None, device)
self.exp = exp
file_path = os.path.join(content_path, "Model", "{}".format(exp), "segments.json")
with open(file_path, "r") as f:
self.segments = json.load(f)
def load(self, iteration):
# (s, e]
# (s,e]
init_s = self.segments[0][0]
if (iteration > self.current_range[0] and iteration <=self.current_range[1]) or (iteration == init_s and self.current_range[0] == init_s):
print("Same range as current visualization model...")
return
# else
for i in range(len(self.segments)):
s = self.segments[i][0]
e = self.segments[i][1]
# range (s,e]
if (iteration > s and iteration <= e) or (iteration == init_s and s == init_s):
idx = i
break
file_path = os.path.join(self.content_path, "Model", "{}".format(self.exp), "tnn_hybrid_{}.pth".format(idx))
save_model = torch.load(file_path, map_location="cpu")
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
self.current_range = (s, e)
print("Successfully load the visualization model for range ({},{})...".format(s,e))
class DVIProjector(Projector):
def __init__(self, vis_model, content_path, vis_model_name, device) -> None:
super().__init__(vis_model, content_path, vis_model_name, device)
def load(self, iteration):
file_path = os.path.join(self.content_path, "Model", "Epoch_{}".format(iteration), "{}.pth".format(self.vis_model_name))
save_model = torch.load(file_path, map_location="cpu")
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
print("Successfully load the DVI visualization model for iteration {}".format(iteration))
class TimeVisProjector(Projector):
def __init__(self, vis_model, content_path, vis_model_name, device, verbose=0) -> None:
super().__init__(vis_model, content_path, vis_model_name, device)
self.verbose = verbose
def load(self, iteration):
file_path = os.path.join(self.content_path, "Model", "{}.pth".format(self.vis_model_name))
save_model = torch.load(file_path, map_location="cpu")
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
if self.verbose>0:
print("Successfully load the TimeVis visualization model for iteration {}".format(iteration))
class TimeVisDenseALProjector(Projector):
def __init__(self, vis_model, content_path, vis_model_name, device, verbose=0) -> None:
super().__init__(vis_model, content_path, vis_model_name, device)
self.verbose = verbose
self.curr_iteration = -1
def load(self, iteration, epoch):
if iteration == self.curr_iteration:
return
file_path = os.path.join(self.content_path, "Model", f'Iteration_{iteration}', "{}.pth".format(self.vis_model_name))
save_model = torch.load(file_path, map_location="cpu")
self.vis_model.load_state_dict(save_model["state_dict"])
self.vis_model.to(self.DEVICE)
self.vis_model.eval()
if self.verbose>0:
print("Successfully load the TimeVis visualization model for iteration {}".format(iteration))
self.curr_iteration = iteration
def batch_project(self, iteration, epoch, data):
self.load(iteration, epoch)
embedding = self.vis_model.encoder(torch.from_numpy(data).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding
def individual_project(self, iteration, epoch, data):
self.load(iteration, epoch)
embedding = self.vis_model.encoder(torch.from_numpy(np.expand_dims(data, axis=0)).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return embedding.squeeze(axis=0)
def batch_inverse(self, iteration, epoch, embedding):
self.load(iteration, epoch)
data = self.vis_model.decoder(torch.from_numpy(embedding).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return data
def individual_inverse(self, iteration, epoch, embedding):
self.load(iteration, epoch)
data = self.vis_model.decoder(torch.from_numpy(np.expand_dims(embedding, axis=0)).to(dtype=torch.float32, device=self.DEVICE)).cpu().detach().numpy()
return data.squeeze(axis=0)
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