diff --git a/scripts/preview_expressions.py b/scripts/preview_expressions.py
new file mode 100644
index 000000000..0eebfb442
--- /dev/null
+++ b/scripts/preview_expressions.py
@@ -0,0 +1,265 @@
+import tkinter as tk
+from tkinter import ttk
+import json
+import os
+from pathlib import Path
+import networkx as nx
+import matplotlib.pyplot as plt
+from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
+from sklearn.feature_extraction.text import TfidfVectorizer
+from sklearn.metrics.pairwise import cosine_similarity
+import numpy as np
+from collections import defaultdict
+
+class ExpressionViewer:
+    def __init__(self, root):
+        self.root = root
+        self.root.title("表达方式预览器")
+        self.root.geometry("1200x800")
+        
+        # 创建主框架
+        self.main_frame = ttk.Frame(root)
+        self.main_frame.pack(fill=tk.BOTH, expand=True, padx=10, pady=10)
+        
+        # 创建左侧控制面板
+        self.control_frame = ttk.Frame(self.main_frame)
+        self.control_frame.pack(side=tk.LEFT, fill=tk.Y, padx=(0, 10))
+        
+        # 创建搜索框
+        self.search_frame = ttk.Frame(self.control_frame)
+        self.search_frame.pack(fill=tk.X, pady=(0, 10))
+        
+        self.search_var = tk.StringVar()
+        self.search_var.trace('w', self.filter_expressions)
+        self.search_entry = ttk.Entry(self.search_frame, textvariable=self.search_var)
+        self.search_entry.pack(side=tk.LEFT, fill=tk.X, expand=True)
+        ttk.Label(self.search_frame, text="搜索:").pack(side=tk.LEFT, padx=(0, 5))
+        
+        # 创建文件选择下拉框
+        self.file_var = tk.StringVar()
+        self.file_combo = ttk.Combobox(self.search_frame, textvariable=self.file_var)
+        self.file_combo.pack(side=tk.LEFT, padx=5)
+        self.file_combo.bind('<<ComboboxSelected>>', self.load_file)
+        
+        # 创建排序选项
+        self.sort_frame = ttk.LabelFrame(self.control_frame, text="排序选项")
+        self.sort_frame.pack(fill=tk.X, pady=5)
+        
+        self.sort_var = tk.StringVar(value="count")
+        ttk.Radiobutton(self.sort_frame, text="按计数排序", variable=self.sort_var, 
+                       value="count", command=self.apply_sort).pack(anchor=tk.W)
+        ttk.Radiobutton(self.sort_frame, text="按情境排序", variable=self.sort_var, 
+                       value="situation", command=self.apply_sort).pack(anchor=tk.W)
+        ttk.Radiobutton(self.sort_frame, text="按风格排序", variable=self.sort_var, 
+                       value="style", command=self.apply_sort).pack(anchor=tk.W)
+        
+        # 创建分群选项
+        self.group_frame = ttk.LabelFrame(self.control_frame, text="分群选项")
+        self.group_frame.pack(fill=tk.X, pady=5)
+        
+        self.group_var = tk.StringVar(value="none")
+        ttk.Radiobutton(self.group_frame, text="不分群", variable=self.group_var, 
+                       value="none", command=self.apply_grouping).pack(anchor=tk.W)
+        ttk.Radiobutton(self.group_frame, text="按情境分群", variable=self.group_var, 
+                       value="situation", command=self.apply_grouping).pack(anchor=tk.W)
+        ttk.Radiobutton(self.group_frame, text="按风格分群", variable=self.group_var, 
+                       value="style", command=self.apply_grouping).pack(anchor=tk.W)
+        
+        # 创建相似度阈值滑块
+        self.similarity_frame = ttk.LabelFrame(self.control_frame, text="相似度设置")
+        self.similarity_frame.pack(fill=tk.X, pady=5)
+        
+        self.similarity_var = tk.DoubleVar(value=0.5)
+        self.similarity_scale = ttk.Scale(self.similarity_frame, from_=0.0, to=1.0, 
+                                        variable=self.similarity_var, orient=tk.HORIZONTAL,
+                                        command=self.update_similarity)
+        self.similarity_scale.pack(fill=tk.X, padx=5, pady=5)
+        ttk.Label(self.similarity_frame, text="相似度阈值: 0.5").pack()
+        
+        # 创建显示选项
+        self.view_frame = ttk.LabelFrame(self.control_frame, text="显示选项")
+        self.view_frame.pack(fill=tk.X, pady=5)
+        
+        self.show_graph_var = tk.BooleanVar(value=True)
+        ttk.Checkbutton(self.view_frame, text="显示关系图", variable=self.show_graph_var,
+                       command=self.toggle_graph).pack(anchor=tk.W)
+        
+        # 创建右侧内容区域
+        self.content_frame = ttk.Frame(self.main_frame)
+        self.content_frame.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
+        
+        # 创建文本显示区域
+        self.text_area = tk.Text(self.content_frame, wrap=tk.WORD)
+        self.text_area.pack(side=tk.TOP, fill=tk.BOTH, expand=True)
+        
+        # 添加滚动条
+        scrollbar = ttk.Scrollbar(self.text_area, command=self.text_area.yview)
+        scrollbar.pack(side=tk.RIGHT, fill=tk.Y)
+        self.text_area.config(yscrollcommand=scrollbar.set)
+        
+        # 创建图形显示区域
+        self.graph_frame = ttk.Frame(self.content_frame)
+        self.graph_frame.pack(side=tk.TOP, fill=tk.BOTH, expand=True)
+        
+        # 初始化数据
+        self.current_data = []
+        self.graph = nx.Graph()
+        self.canvas = None
+        
+        # 加载文件列表
+        self.load_file_list()
+    
+    def load_file_list(self):
+        expression_dir = Path("data/expression")
+        files = []
+        for root, _, filenames in os.walk(expression_dir):
+            for filename in filenames:
+                if filename.endswith('.json'):
+                    rel_path = os.path.relpath(os.path.join(root, filename), expression_dir)
+                    files.append(rel_path)
+        
+        self.file_combo['values'] = files
+        if files:
+            self.file_combo.set(files[0])
+            self.load_file(None)
+    
+    def load_file(self, event):
+        selected_file = self.file_var.get()
+        if not selected_file:
+            return
+            
+        file_path = os.path.join("data/expression", selected_file)
+        try:
+            with open(file_path, 'r', encoding='utf-8') as f:
+                self.current_data = json.load(f)
+            
+            self.apply_sort()
+            self.update_similarity()
+            
+        except Exception as e:
+            self.text_area.delete(1.0, tk.END)
+            self.text_area.insert(tk.END, f"加载文件时出错: {str(e)}")
+    
+    def apply_sort(self):
+        if not self.current_data:
+            return
+            
+        sort_key = self.sort_var.get()
+        reverse = sort_key == "count"
+        
+        self.current_data.sort(key=lambda x: x.get(sort_key, ""), reverse=reverse)
+        self.apply_grouping()
+    
+    def apply_grouping(self):
+        if not self.current_data:
+            return
+            
+        group_key = self.group_var.get()
+        if group_key == "none":
+            self.display_data(self.current_data)
+            return
+            
+        grouped_data = defaultdict(list)
+        for item in self.current_data:
+            key = item.get(group_key, "未分类")
+            grouped_data[key].append(item)
+        
+        self.text_area.delete(1.0, tk.END)
+        for group, items in grouped_data.items():
+            self.text_area.insert(tk.END, f"\n=== {group} ===\n\n")
+            for item in items:
+                self.text_area.insert(tk.END, f"情境: {item.get('situation', 'N/A')}\n")
+                self.text_area.insert(tk.END, f"风格: {item.get('style', 'N/A')}\n")
+                self.text_area.insert(tk.END, f"计数: {item.get('count', 'N/A')}\n")
+                self.text_area.insert(tk.END, "-" * 50 + "\n")
+    
+    def display_data(self, data):
+        self.text_area.delete(1.0, tk.END)
+        for item in data:
+            self.text_area.insert(tk.END, f"情境: {item.get('situation', 'N/A')}\n")
+            self.text_area.insert(tk.END, f"风格: {item.get('style', 'N/A')}\n")
+            self.text_area.insert(tk.END, f"计数: {item.get('count', 'N/A')}\n")
+            self.text_area.insert(tk.END, "-" * 50 + "\n")
+    
+    def update_similarity(self, *args):
+        if not self.current_data:
+            return
+            
+        threshold = self.similarity_var.get()
+        self.similarity_frame.winfo_children()[-1].config(text=f"相似度阈值: {threshold:.2f}")
+        
+        # 计算相似度
+        texts = [f"{item['situation']} {item['style']}" for item in self.current_data]
+        vectorizer = TfidfVectorizer()
+        tfidf_matrix = vectorizer.fit_transform(texts)
+        similarity_matrix = cosine_similarity(tfidf_matrix)
+        
+        # 创建图
+        self.graph.clear()
+        for i, item in enumerate(self.current_data):
+            self.graph.add_node(i, label=f"{item['situation']}\n{item['style']}")
+        
+        # 添加边
+        for i in range(len(self.current_data)):
+            for j in range(i + 1, len(self.current_data)):
+                if similarity_matrix[i, j] > threshold:
+                    self.graph.add_edge(i, j, weight=similarity_matrix[i, j])
+        
+        if self.show_graph_var.get():
+            self.draw_graph()
+    
+    def draw_graph(self):
+        if self.canvas:
+            self.canvas.get_tk_widget().destroy()
+        
+        fig = plt.figure(figsize=(8, 6))
+        pos = nx.spring_layout(self.graph)
+        
+        # 绘制节点
+        nx.draw_networkx_nodes(self.graph, pos, node_color='lightblue', 
+                             node_size=1000, alpha=0.6)
+        
+        # 绘制边
+        nx.draw_networkx_edges(self.graph, pos, alpha=0.4)
+        
+        # 添加标签
+        labels = nx.get_node_attributes(self.graph, 'label')
+        nx.draw_networkx_labels(self.graph, pos, labels, font_size=8)
+        
+        plt.title("表达方式关系图")
+        plt.axis('off')
+        
+        self.canvas = FigureCanvasTkAgg(fig, master=self.graph_frame)
+        self.canvas.draw()
+        self.canvas.get_tk_widget().pack(fill=tk.BOTH, expand=True)
+    
+    def toggle_graph(self):
+        if self.show_graph_var.get():
+            self.draw_graph()
+        else:
+            if self.canvas:
+                self.canvas.get_tk_widget().destroy()
+                self.canvas = None
+    
+    def filter_expressions(self, *args):
+        search_text = self.search_var.get().lower()
+        if not search_text:
+            self.apply_sort()
+            return
+            
+        filtered_data = []
+        for item in self.current_data:
+            situation = item.get('situation', '').lower()
+            style = item.get('style', '').lower()
+            if search_text in situation or search_text in style:
+                filtered_data.append(item)
+        
+        self.display_data(filtered_data)
+
+def main():
+    root = tk.Tk()
+    app = ExpressionViewer(root)
+    root.mainloop()
+
+if __name__ == "__main__":
+    main() 
\ No newline at end of file
diff --git a/src/common/remote.py b/src/common/remote.py
index 064a07cb0..b61a43d8c 100644
--- a/src/common/remote.py
+++ b/src/common/remote.py
@@ -124,9 +124,7 @@ class TelemetryHeartBeatTask(AsyncTask):
                 timeout=5,  # 设置超时时间为5秒
             )
         except Exception as e:
-            # 你知道为什么设置成debug吗？
-            # 因为我不想看到
-            logger.debug(f"心跳发送失败: {e}")
+            logger.warning(f"（此错误不会影响正常使用）状态未发生: {e}")
 
         logger.debug(response)
 
@@ -136,21 +134,21 @@ class TelemetryHeartBeatTask(AsyncTask):
             logger.debug(f"心跳发送成功，状态码: {response.status_code}")
         elif response.status_code == 403:
             # 403 Forbidden
-            logger.error(
-                "心跳发送失败，403 Forbidden: 可能是UUID无效或未注册。"
+            logger.warning(
+                "（此错误不会影响正常使用）心跳发送失败，403 Forbidden: 可能是UUID无效或未注册。"
                 "处理措施：重置UUID，下次发送心跳时将尝试重新注册。"
             )
             self.client_uuid = None
             del local_storage["mmc_uuid"]  # 删除本地存储的UUID
         else:
             # 其他错误
-            logger.error(f"心跳发送失败，状态码: {response.status_code}, 响应内容: {response.text}")
+            logger.warning(f"（此错误不会影响正常使用）状态未发送，状态码: {response.status_code}, 响应内容: {response.text}")
 
     async def run(self):
         # 发送心跳
         if global_config.telemetry.enable:
             if self.client_uuid is None and not await self._req_uuid():
-                logger.error("获取UUID失败，跳过此次心跳")
+                logger.warning("获取UUID失败，跳过此次心跳")
                 return
 
             await self._send_heartbeat()
diff --git a/src/individuality/expression_style.py b/src/individuality/expression_style.py
index 29b687076..0d650ce46 100644
--- a/src/individuality/expression_style.py
+++ b/src/individuality/expression_style.py
@@ -6,6 +6,7 @@ from src.chat.utils.prompt_builder import Prompt, global_prompt_manager
 from typing import List, Tuple
 import os
 import json
+from datetime import datetime
 
 logger = get_logger("expressor")
 
@@ -45,11 +46,30 @@ class PersonalityExpression:
         if os.path.exists(self.meta_file_path):
             try:
                 with open(self.meta_file_path, "r", encoding="utf-8") as f:
-                    return json.load(f)
+                    meta_data = json.load(f)
+                    # 检查是否有last_update_time字段
+                    if "last_update_time" not in meta_data:
+                        logger.warning(f"{self.meta_file_path} 中缺少last_update_time字段，将重新开始。")
+                        # 清空并重写元数据文件
+                        self._write_meta_data({"last_style_text": None, "count": 0, "last_update_time": None})
+                        # 清空并重写表达文件
+                        if os.path.exists(self.expressions_file_path):
+                            with open(self.expressions_file_path, "w", encoding="utf-8") as f:
+                                json.dump([], f, ensure_ascii=False, indent=2)
+                            logger.debug(f"已清空表达文件: {self.expressions_file_path}")
+                        return {"last_style_text": None, "count": 0, "last_update_time": None}
+                    return meta_data
             except json.JSONDecodeError:
                 logger.warning(f"无法解析 {self.meta_file_path} 中的JSON数据，将重新开始。")
-                return {"last_style_text": None, "count": 0}
-        return {"last_style_text": None, "count": 0}
+                # 清空并重写元数据文件
+                self._write_meta_data({"last_style_text": None, "count": 0, "last_update_time": None})
+                # 清空并重写表达文件
+                if os.path.exists(self.expressions_file_path):
+                    with open(self.expressions_file_path, "w", encoding="utf-8") as f:
+                        json.dump([], f, ensure_ascii=False, indent=2)
+                    logger.debug(f"已清空表达文件: {self.expressions_file_path}")
+                return {"last_style_text": None, "count": 0, "last_update_time": None}
+        return {"last_style_text": None, "count": 0, "last_update_time": None}
 
     def _write_meta_data(self, data):
         os.makedirs(os.path.dirname(self.meta_file_path), exist_ok=True)
@@ -84,7 +104,7 @@ class PersonalityExpression:
         if count >= self.max_calculations:
             logger.debug(f"对于风格 '{current_style_text}' 已达到最大计算次数 ({self.max_calculations})。跳过提取。")
             # 即使跳过，也更新元数据以反映当前风格已被识别且计数已满
-            self._write_meta_data({"last_style_text": current_style_text, "count": count})
+            self._write_meta_data({"last_style_text": current_style_text, "count": count, "last_update_time": meta_data.get("last_update_time")})
             return
 
         # 构建prompt
@@ -99,30 +119,63 @@ class PersonalityExpression:
         except Exception as e:
             logger.error(f"个性表达方式提取失败: {e}")
             # 如果提取失败，保存当前的风格和未增加的计数
-            self._write_meta_data({"last_style_text": current_style_text, "count": count})
+            self._write_meta_data({"last_style_text": current_style_text, "count": count, "last_update_time": meta_data.get("last_update_time")})
             return
 
         logger.info(f"个性表达方式提取response: {response}")
         # chat_id用personality
-        expressions = self.parse_expression_response(response, "personality")
+        
         # 转为dict并count=100
-        result = []
-        for _, situation, style in expressions:
-            result.append({"situation": situation, "style": style, "count": 100})
-        # 超过50条时随机删除多余的，只保留50条
-        if len(result) > 50:
-            remove_count = len(result) - 50
-            remove_indices = set(random.sample(range(len(result)), remove_count))
-            result = [item for idx, item in enumerate(result) if idx not in remove_indices]
+        if response != "":
+            expressions = self.parse_expression_response(response, "personality")
+            # 读取已有的表达方式
+            existing_expressions = []
+            if os.path.exists(self.expressions_file_path):
+                try:
+                    with open(self.expressions_file_path, "r", encoding="utf-8") as f:
+                        existing_expressions = json.load(f)
+                except (json.JSONDecodeError, FileNotFoundError):
+                    logger.warning(f"无法读取或解析 {self.expressions_file_path}，将创建新的表达文件。")
+            
+            # 创建新的表达方式
+            new_expressions = []
+            for _, situation, style in expressions:
+                new_expressions.append({"situation": situation, "style": style, "count": 1})
+            
+            # 合并表达方式，如果situation和style相同则累加count
+            merged_expressions = existing_expressions.copy()
+            for new_expr in new_expressions:
+                found = False
+                for existing_expr in merged_expressions:
+                    if (existing_expr["situation"] == new_expr["situation"] and 
+                        existing_expr["style"] == new_expr["style"]):
+                        existing_expr["count"] += new_expr["count"]
+                        found = True
+                        break
+                if not found:
+                    merged_expressions.append(new_expr)
+            
+            # 超过50条时随机删除多余的，只保留50条
+            if len(merged_expressions) > 50:
+                remove_count = len(merged_expressions) - 50
+                remove_indices = set(random.sample(range(len(merged_expressions)), remove_count))
+                merged_expressions = [item for idx, item in enumerate(merged_expressions) if idx not in remove_indices]
 
-        with open(self.expressions_file_path, "w", encoding="utf-8") as f:
-            json.dump(result, f, ensure_ascii=False, indent=2)
-        logger.info(f"已写入{len(result)}条表达到{self.expressions_file_path}")
+            with open(self.expressions_file_path, "w", encoding="utf-8") as f:
+                json.dump(merged_expressions, f, ensure_ascii=False, indent=2)
+            logger.info(f"已写入{len(merged_expressions)}条表达到{self.expressions_file_path}")
 
-        # 成功提取后更新元数据
-        count += 1
-        self._write_meta_data({"last_style_text": current_style_text, "count": count})
-        logger.info(f"成功处理。风格 '{current_style_text}' 的计数现在是 {count}。")
+            # 成功提取后更新元数据
+            count += 1
+            current_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+            self._write_meta_data({
+                "last_style_text": current_style_text, 
+                "count": count, 
+                "last_update_time": current_time
+            })
+            logger.info(f"成功处理。风格 '{current_style_text}' 的计数现在是 {count}，最后更新时间：{current_time}。")
+        else:
+            logger.warning(f"个性表达方式提取失败，模型返回空内容: {response}")
 
     def parse_expression_response(self, response: str, chat_id: str) -> List[Tuple[str, str, str]]:
         """