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Thesis/src/tabs/tab_dataset.py
T
2026-05-06 23:36:42 +00:00

90 lines
4.2 KiB
Python

import streamlit as st
import random
import numpy as np
from PIL import Image
import matplotlib.pyplot as plt
EMO_NAMES = {0: "amusement", 1: "anger", 2: "awe", 3: "contentment",
4: "disgust", 5: "excitement", 6: "fear", 7: "sadness"}
def render_dataset_tab(matcher, image_files, embeddings, labels_array, images_path):
if image_files is None:
st.error("Ошибка загрузки данных EmoSet. Проверьте пути.")
return
# Инициализация состояния именно для этой вкладки
if 'ds_round' not in st.session_state:
st.session_state.ds_round = 1
st.session_state.ds_chosen_indices = []
st.session_state.ds_current_options = random.sample(range(len(image_files)), 6)
st.write("Выберите изображение, соответствующее вашему настроению:")
if st.session_state.ds_round <= 10:
st.subheader(f"Раунд {st.session_state.ds_round} из 10")
cols = st.columns(3)
for i, idx in enumerate(st.session_state.ds_current_options):
with cols[i % 3]:
img_name = image_files[idx]
img = Image.open(images_path / img_name)
st.image(img, use_container_width=True)
if matcher:
v_p, a_p = matcher.predict_va(embeddings[idx])
gt_label = EMO_NAMES.get(labels_array[idx], "unknown")
st.caption(f"GT: {gt_label} | Pred: V:{v_p:.1f} A:{a_p:.1f}")
if st.button(f"Выбрать образ {i+1}", key=f"btn_ds_{idx}", use_container_width=True):
st.session_state.ds_chosen_indices.append(idx)
st.session_state.ds_round += 1
if st.session_state.ds_round <= 10:
st.session_state.ds_current_options = random.sample(range(len(image_files)), 6)
st.rerun()
else:
st.success("✅ Анализ завершен! Ваш эмоциональный профиль готов.")
all_v, all_a = [], []
for idx in st.session_state.ds_chosen_indices:
v, a = matcher.predict_va(embeddings[idx])
all_v.append(v)
all_a.append(a)
target_v, target_a = np.mean(all_v), np.mean(all_a)
playlist = matcher.find_nearest_tracks(target_v, target_a, top_k=5)
col_left, col_right = st.columns([1, 2])
with col_left:
st.header("📊 Ваш профиль")
st.metric("Позитивность (Valence)", f"{target_v:.2f}")
st.metric("Энергия (Arousal)", f"{target_a:.2f}")
fig, ax = plt.subplots(figsize=(4, 4))
ax.set_xlim(1, 9); ax.set_ylim(1, 9)
ax.axhline(5, color='gray', lw=1, ls='--'); ax.axvline(5, color='gray', lw=1, ls='--')
ax.scatter(target_v, target_a, color='red', s=150, edgecolors='white', zorder=5)
ax.set_xlabel("Valence"); ax.set_ylabel("Arousal")
st.pyplot(fig)
with col_right:
st.header("🎵 Рекомендованная музыка")
for _, row in playlist.iterrows():
with st.container(border=True):
c1, c2 = st.columns([1, 3])
with c1:
st.write(f"**ID:** {int(row['song_id'])}")
score_val = row.get('final_score', row.get('emo_distance', 0))
st.caption(f"Dist Score: {score_val:.2f}")
with c2:
audio_path = matcher.get_audio_path(row['song_id'])
if audio_path:
st.audio(str(audio_path))
else:
st.warning(f"Файл {int(row['song_id'])}.mp3 не найден")
if st.button("Начать заново", type="primary"):
st.session_state.pop('ds_round', None)
st.session_state.pop('ds_chosen_indices', None)
st.session_state.pop('ds_current_options', None)
st.rerun()