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- '''This script re-fits all non-LSTM models and evaluates them for each cell / dataset.
- It also takes a pre-trained LSTM and evaluates it on each cell / dataset.
- '''
- import os
- from os.path import join as oj
- import sys
- sys.path.append('../src')
- import numpy as np
- import torch
- import scipy
- from matplotlib import pyplot as plt
- from sklearn import metrics
- import data
- from config import *
- from tqdm import tqdm
- import pickle as pkl
- import train_reg
- from copy import deepcopy
- import config
- import models
- import pandas as pd
- import features
- import outcomes
- import neural_networks
- from sklearn.model_selection import KFold
- from torch import nn, optim
- from torch.nn import functional as F
- from sklearn.ensemble import RandomForestRegressor, GradientBoostingRegressor
- from sklearn.linear_model import LinearRegression, RidgeCV
- from sklearn.svm import SVR
- from collections import defaultdict
- scorers = {
- 'balanced_accuracy': metrics.balanced_accuracy_score,
- 'accuracy': metrics.accuracy_score,
- 'roc_auc': metrics.roc_auc_score,
- 'r2': metrics.r2_score,
- 'corr': scipy.stats.pearsonr,
- 'recall': metrics.recall_score,
- 'f1': metrics.f1_score
- }
- def get_all_scores(y, preds, y_reg, df):
-
- for metric in scorers:
- if 'accuracy' in metric or 'recall' in metric or 'f1' in metric:
- acc = scorers[metric](y, np.logical_and((preds > 0), df['X_max_orig'].values > 1500).astype(int))
- dataset_level_res[f'{k}_{metric}'].append(acc)
- elif metric == 'roc_auc':
- dataset_level_res[f'{k}_{metric}'].append(scorers[metric](y, preds))
- elif metric == 'r2':
- dataset_level_res[f'{k}_{metric}'].append(scorers[metric](y_reg, preds))
- else:
- dataset_level_res[f'{k}_{metric}'].append(scorers[metric](y_reg, preds)[0])
-
- for cell in set(df['cell_num']):
- cell_idx = np.where(df['cell_num'].values == cell)[0]
- y_cell = y[cell_idx]
- y_reg_cell = y_reg[cell_idx]
- preds_cell = preds[cell_idx]
- for metric in scorers:
- if 'accuracy' in metric or 'recall' in metric or 'f1' in metric:
- acc = scorers[metric](y_cell, np.logical_and((preds_cell > 0), df['X_max_orig'].values[cell_idx] > 1500).astype(int))
- cell_level_res[f'{cell}_{metric}'].append(acc)
- elif metric == 'roc_auc':
- cell_level_res[f'{cell}_{metric}'].append(scorers[metric](y_cell, preds_cell))
- elif metric == 'r2':
- cell_level_res[f'{cell}_{metric}'].append(scorers[metric](y_reg_cell, preds_cell))
- else:
- cell_level_res[f'{cell}_{metric}'].append(scorers[metric](y_reg_cell, preds_cell)[0])
- if __name__ == '__main__':
-
-
- print("loading data")
- outcome_def = 'successful_full'
- dsets = ['clath_aux+gak_a7d2', 'clath_aux+gak', 'clath_aux+gak_a7d2_new', 'clath_aux+gak_new',
- 'clath_gak', 'clath_aux_dynamin']
- splits = ['train', 'test']
- #feat_names = ['X_same_length_normalized'] + data.select_final_feats(data.get_feature_names(df))
- #['mean_total_displacement', 'mean_square_displacement', 'lifetime']
- meta = ['cell_num', 'Y_sig_mean', 'Y_sig_mean_normalized', 'y_consec_thresh', 'X_max_orig']
- dfs, feat_names = data.load_dfs_for_lstm(dsets=dsets, splits=splits, meta=meta)
- df_full = pd.concat([dfs[(k, s)]
- for (k, s) in dfs
- if s == 'train'])[feat_names + meta]
- df_full = df_full.dropna()
- ds = {(k, v): dfs[(k, v)]
- for (k, v) in sorted(dfs.keys(), key=lambda x: x[1] + x[0])
- #if not k == 'clath_aux+gak_a7d2_new'
- }
- dataset_level_res = defaultdict(list)
- cell_level_res = defaultdict(list)
- models = []
- np.random.seed(42)
-
-
-
- print("computing predictions for gb + rf + svm")
- for model_type in ['gb', 'rf', 'ridge', 'svm']:
-
- if model_type == 'rf':
- m = RandomForestRegressor(n_estimators=100, random_state=1)
- elif model_type == 'dt':
- m = DecisionTreeRegressor()
- elif model_type == 'linear':
- m = LinearRegression()
- elif model_type == 'ridge':
- m = RidgeCV()
- elif model_type == 'svm':
- m = SVR(gamma='scale')
- elif model_type == 'gb':
- m = GradientBoostingRegressor(random_state=1)
-
- for feat_set in ['basic', 'dasc']:
- models.append(f'{model_type}_{feat_set}')
- if feat_set == 'basic':
- feat_set = feat_names[1:]
- elif feat_set == 'dasc':
- feat_set = ['X_d1', 'X_d2', 'X_d3']
-
- m.fit(df_full[feat_set], df_full['Y_sig_mean_normalized'].values)
-
- for i, (k, v) in enumerate(ds.keys()):
- if v == 'test':
- df = ds[(k, v)]
- #if k == 'clath_aux+gak_a7d2_new':
- # df = df.dropna()
- X = df[feat_set]
- X = X.fillna(X.mean())
- #y = df['Y_sig_mean_normalized']
- y_reg = df['Y_sig_mean_normalized'].values
- y = df[outcome_def].values
- preds = m.predict(X)
- get_all_scores(y, preds, y_reg, df)
-
-
-
- print("computing predictions for lstm")
- models.append('lstm')
- results = pkl.load(open('../models/dnn_full_long_normalized_across_track_1_feat_dynamin.pkl', 'rb'))
- dnn = neural_networks.neural_net_sklearn(D_in=40, H=20, p=0, arch='lstm')
- dnn.model.load_state_dict(results['model_state_dict'])
- for i, (k, v) in enumerate(ds.keys()):
- if v == 'test':
- df = ds[(k, v)]
- X = df[feat_names[:1]]
- y_reg = df['Y_sig_mean_normalized'].values
- y = df[outcome_def].values
- #preds = np.logical_and(dnn.predict(X), df['X_max'] > 1500).values.astype(int)
- preds = dnn.predict(X)
- get_all_scores(y, preds, y_reg, df)
-
-
-
- print('saving')
- dataset_level_res = pd.DataFrame(dataset_level_res, index=models)
- dataset_level_res.to_csv(f"../reports/dataset_level_res_{outcome_def}.csv")
-
- cell_level_res = pd.DataFrame(cell_level_res, index=models)
- cell_level_res.to_csv(f"../reports/cell_level_res_{outcome_def}.csv")
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