diff --git a/odm_preprocess.py b/odm_preprocess.py
index c128261..1b1a076 100644
--- a/odm_preprocess.py
+++ b/odm_preprocess.py
@@ -223,7 +223,10 @@ class ImagePreprocessor:
 
         for grid_id, points in grid_points.items():
             output_dir = os.path.join(
-                self.config.output_dir, f"grid_{grid_id[0]}_{grid_id[1]}", "project", "images"
+                self.config.output_dir, 
+                f"grid_{grid_id[0]}_{grid_id[1]}", 
+                "project", 
+                "images"
             )
 
             os.makedirs(output_dir, exist_ok=True)
@@ -232,8 +235,7 @@ class ImagePreprocessor:
                 src = os.path.join(self.config.image_dir, point["file"])
                 dst = os.path.join(output_dir, point["file"])
                 shutil.copy(src, dst)
-            self.logger.info(
-                f"网格 ({grid_id[0]},{grid_id[1]}) 包含 {len(points)} 张图像")
+            self.logger.info(f"网格 ({grid_id[0]},{grid_id[1]}) 包含 {len(points)} 张图像")
 
     def merge_tif(self, grid_points: Dict[tuple, pd.DataFrame]):
         """合并所有网格的影像产品"""
diff --git a/odm_preprocess_fast.py b/odm_preprocess_fast.py
deleted file mode 100644
index 59e3b59..0000000
--- a/odm_preprocess_fast.py
+++ /dev/null
@@ -1,305 +0,0 @@
-import os
-import shutil
-from datetime import timedelta
-from dataclasses import dataclass
-from typing import Dict, Tuple
-
-import matplotlib.pyplot as plt
-import pandas as pd
-from tqdm import tqdm
-
-from filter.cluster_filter import GPSCluster
-from filter.time_group_overlap_filter import TimeGroupOverlapFilter
-from filter.gps_filter import GPSFilter
-from utils.odm_monitor import ODMProcessMonitor
-from utils.gps_extractor import GPSExtractor
-from utils.grid_divider import GridDivider
-from utils.logger import setup_logger
-from utils.visualizer import FilterVisualizer
-from post_pro.merge_tif import MergeTif
-from tools.test_docker_run import run_docker_command
-from post_pro.merge_obj import MergeObj
-from post_pro.merge_laz import MergePly
-
-
-@dataclass
-class PreprocessConfig:
-    """预处理配置类"""
-
-    image_dir: str
-    output_dir: str
-    # 聚类过滤参数
-    cluster_eps: float = 0.01
-    cluster_min_samples: int = 5
-    # 时间组重叠过滤参数
-    time_group_overlap_threshold: float = 0.7
-    time_group_interval: timedelta = timedelta(minutes=5)
-    # 孤立点过滤参数
-    filter_distance_threshold: float = 0.001  # 经纬度距离
-    filter_min_neighbors: int = 6
-    # 密集点过滤参数
-    filter_grid_size: float = 0.001
-    filter_dense_distance_threshold: float = 10  # 普通距离，单位：米
-    filter_time_threshold: timedelta = timedelta(minutes=5)
-    # 网格划分参数
-    grid_overlap: float = 0.05
-    grid_size: float = 500
-    # 几个pipline过程是否开启
-    mode: str = "快拼模式"
-
-
-class ImagePreprocessor:
-    def __init__(self, config: PreprocessConfig):
-        self.config = config
-
-        # # 清理并重建输出目录
-        # if os.path.exists(config.output_dir):
-        #     self._clean_output_dir()
-        # self._setup_output_dirs()
-
-        # 初始化其他组件
-        self.logger = setup_logger(config.output_dir)
-        self.gps_points = None
-        self.odm_monitor = ODMProcessMonitor(
-            config.output_dir, mode=config.mode)
-        self.visualizer = FilterVisualizer(config.output_dir)
-
-    def _clean_output_dir(self):
-        """清理输出目录"""
-        try:
-            shutil.rmtree(self.config.output_dir)
-            print(f"已清理输出目录: {self.config.output_dir}")
-        except Exception as e:
-            print(f"清理输出目录时发生错误: {str(e)}")
-            raise
-
-    def _setup_output_dirs(self):
-        """创建必要的输出目录结构"""
-        try:
-            # 创建主输出目录
-            os.makedirs(self.config.output_dir)
-
-            # 创建过滤图像保存目录
-            os.makedirs(os.path.join(self.config.output_dir, 'filter_imgs'))
-
-            # 创建日志目录
-            os.makedirs(os.path.join(self.config.output_dir, 'logs'))
-
-            print(f"已创建输出目录结构: {self.config.output_dir}")
-        except Exception as e:
-            print(f"创建输出目录时发生错误: {str(e)}")
-            raise
-
-    def extract_gps(self) -> pd.DataFrame:
-        """提取GPS数据"""
-        self.logger.info("开始提取GPS数据")
-        extractor = GPSExtractor(self.config.image_dir)
-        self.gps_points = extractor.extract_all_gps()
-        self.logger.info(f"成功提取 {len(self.gps_points)} 个GPS点")
-        return self.gps_points
-
-    def cluster(self) -> pd.DataFrame:
-        """使用DBSCAN对GPS点进行聚类，只保留最大的类"""
-        self.logger.info("开始聚类")
-        previous_points = self.gps_points.copy()
-
-        # 创建聚类器并执行聚类
-        clusterer = GPSCluster(
-            self.gps_points, output_dir=self.config.output_dir,
-            eps=self.config.cluster_eps, min_samples=self.config.cluster_min_samples)
-
-        # 获取主要类别的点
-        self.clustered_points = clusterer.fit()
-        self.gps_points = clusterer.get_main_cluster(self.clustered_points)
-
-        # 获取统计信息并记录
-        stats = clusterer.get_cluster_stats(self.clustered_points)
-        self.logger.info(
-            f"聚类完成：主要类别包含 {stats['main_cluster_points']} 个点，"
-            f"噪声点 {stats['noise_points']} 个"
-        )
-
-        # 可视化聚类结果
-        self.visualizer.visualize_filter_step(
-            self.gps_points, previous_points, "1-Clustering")
-
-        return self.gps_points
-
-    def filter_time_group_overlap(self) -> pd.DataFrame:
-        """过滤重叠的时间组"""
-        self.logger.info("开始过滤重叠时间组")
-
-        self.logger.info("开始过滤重叠时间组")
-        previous_points = self.gps_points.copy()
-
-        filter = TimeGroupOverlapFilter(
-            self.config.image_dir,
-            self.config.output_dir,
-            overlap_threshold=self.config.time_group_overlap_threshold
-        )
-
-        deleted_files = filter.filter_overlapping_groups(
-            time_threshold=self.config.time_group_interval
-        )
-
-        # 更新GPS点数据，移除被删除的图像
-        self.gps_points = self.gps_points[~self.gps_points['file'].isin(
-            deleted_files)]
-        self.logger.info(f"重叠时间组过滤后剩余 {len(self.gps_points)} 个GPS点")
-
-        # 可视化过滤结果
-        self.visualizer.visualize_filter_step(
-            self.gps_points, previous_points, "2-Time Group Overlap")
-
-        return self.gps_points
-
-    # TODO 过滤算法还需要更新
-    def filter_points(self) -> pd.DataFrame:
-        """过滤GPS点"""
-
-        self.logger.info("开始过滤GPS点")
-        filter = GPSFilter(self.config.output_dir)
-
-        # 过滤孤立点
-        previous_points = self.gps_points.copy()
-        self.logger.info(
-            f"开始过滤孤立点(距离阈值: {self.config.filter_distance_threshold}, "
-            f"最小邻居数: {self.config.filter_min_neighbors})"
-        )
-        self.gps_points = filter.filter_isolated_points(
-            self.gps_points,
-            self.config.filter_distance_threshold,
-            self.config.filter_min_neighbors,
-        )
-        self.logger.info(f"孤立点过滤后剩余 {len(self.gps_points)} 个GPS点")
-
-        # 可视化孤立点过滤结果
-        self.visualizer.visualize_filter_step(
-            self.gps_points, previous_points, "3-Isolated Points")
-
-        # # 过滤密集点
-        # previous_points = self.gps_points.copy()
-        # self.logger.info(
-        #     f"开始过滤密集点(网格大小: {self.config.filter_grid_size}, "
-        #     f"距离阈值: {self.config.filter_dense_distance_threshold})"
-        # )
-        # self.gps_points = filter.filter_dense_points(
-        #     self.gps_points,
-        #     grid_size=self.config.filter_grid_size,
-        #     distance_threshold=self.config.filter_dense_distance_threshold,
-        #     time_threshold=self.config.filter_time_threshold,
-        # )
-        # self.logger.info(f"密集点过滤后剩余 {len(self.gps_points)} 个GPS点")
-
-        # # 可视化密集点过滤结果
-        # self.visualizer.visualize_filter_step(
-        #     self.gps_points, previous_points, "4-Dense Points")
-
-        return self.gps_points
-
-    def divide_grids(self) -> Tuple[Dict[tuple, pd.DataFrame], Dict[tuple, tuple]]:
-        """划分网格
-        Returns:
-            tuple: (grid_points, translations)
-                - grid_points: 网格点数据字典
-                - translations: 网格平移量字典
-        """
-        self.logger.info(f"开始划分网格 (重叠率: {self.config.grid_overlap})")
-        grid_divider = GridDivider(
-            overlap=self.config.grid_overlap,
-            output_dir=self.config.output_dir
-        )
-        grids, translations = grid_divider.divide_grids(
-            self.gps_points, grid_size=self.config.grid_size
-        )
-        grid_points = grid_divider.assign_to_grids(self.gps_points, grids)
-        self.logger.info(f"成功划分为 {len(grid_points)} 个网格")
-
-        return grid_points, translations
-
-    def copy_images(self, grid_points: Dict[tuple, pd.DataFrame]):
-        """复制图像到目标文件夹"""
-        self.logger.info("开始复制图像文件")
-
-        for grid_id, points in grid_points.items():
-            output_dir = os.path.join(
-                self.config.output_dir, f"grid_{grid_id[0]}_{grid_id[1]}", "project", "images"
-            )
-
-            os.makedirs(output_dir, exist_ok=True)
-
-            for point in tqdm(points, desc=f"复制网格 ({grid_id[0]},{grid_id[1]}) 的图像"):
-                src = os.path.join(self.config.image_dir, point["file"])
-                dst = os.path.join(output_dir, point["file"])
-                shutil.copy(src, dst)
-            self.logger.info(
-                f"网格 ({grid_id[0]},{grid_id[1]}) 包含 {len(points)} 张图像")
-
-    def merge_tif(self, grid_points: Dict[tuple, pd.DataFrame]):
-        """合并所有网格的影像产品"""
-        self.logger.info("开始合并所有影像产品")
-        merger = MergeTif(self.config.output_dir)
-        merger.merge_all_tifs(grid_points)
-
-    def merge_ply(self, grid_points: Dict[tuple, pd.DataFrame]):
-        """合并所有网格的PLY点云"""
-        self.logger.info("开始合并PLY点云")
-        merger = MergePly(self.config.output_dir)
-        merger.merge_grid_laz(grid_points)
-
-    def merge_obj(self, grid_points: Dict[tuple, pd.DataFrame], translations: Dict[tuple, tuple]):
-        """合并所有网格的OBJ模型"""
-        self.logger.info("开始合并OBJ模型")
-        merger = MergeObj(self.config.output_dir)
-        merger.merge_grid_obj(grid_points, translations)
-
-    def process(self):
-        """执行完整的预处理流程"""
-        try:
-            self.extract_gps()
-            self.cluster()
-            # self.filter_time_group_overlap()
-            self.filter_points()
-            grid_points, translations = self.divide_grids()
-            # self.copy_images(grid_points)
-            self.logger.info("预处理任务完成")
-
-            # self.odm_monitor.process_all_grids(grid_points)
-            # self.merge_tif(grid_points)
-            # self.merge_ply(grid_points)
-            self.merge_obj(grid_points, translations)
-        except Exception as e:
-            self.logger.error(f"处理过程中发生错误: {str(e)}", exc_info=True)
-            raise
-
-
-if __name__ == "__main__":
-    # 创建配置
-    config = PreprocessConfig(
-        image_dir=r"E:\datasets\UAV\1009\project\images",
-        output_dir=r"G:\ODM_output\1009",
-
-        cluster_eps=0.01,
-        cluster_min_samples=5,
-
-        # 添加时间组重叠过滤参数
-        time_group_overlap_threshold=0.7,
-        time_group_interval=timedelta(minutes=5),
-
-        filter_distance_threshold=0.001,
-        filter_min_neighbors=6,
-
-        filter_grid_size=0.001,
-        filter_dense_distance_threshold=10,
-        filter_time_threshold=timedelta(minutes=5),
-
-        grid_size=500,
-        grid_overlap=0.1,
-
-
-        mode="重建模式",
-    )
-
-    # 创建处理器并执行
-    processor = ImagePreprocessor(config)
-    processor.process()
diff --git a/post_pro/merge_laz.py b/post_pro/merge_laz.py
index d934b5f..c101614 100644
--- a/post_pro/merge_laz.py
+++ b/post_pro/merge_laz.py
@@ -11,32 +11,30 @@ class MergePly:
         self.output_dir = output_dir
         self.logger = logging.getLogger('UAV_Preprocess.MergePly')
 
-    def merge_grid_laz(self, grid_points: Dict[tuple, list]):
-        """合并所有网格的点云"""
-        self.logger.info("开始合并所有网格的laz点云")
-
-        if len(grid_points) < 2:
+    def merge_grid_laz(self, grid_points: Dict[tuple, pd.DataFrame]):
+        """合并所有网格的点云数据"""
+        if len(grid_points) == 1:
             self.logger.info("只有一个网格，无需合并")
             return
 
         try:
-            laz_lt = []
+            # 获取所有点云文件路径
+            laz_files = []
             for grid_id, points in grid_points.items():
-                grid_laz = os.path.join(
+                laz_path = os.path.join(
                     self.output_dir,
                     f"grid_{grid_id[0]}_{grid_id[1]}",
                     "project",
                     "odm_georeferencing",
                     "odm_georeferenced_model.laz"
                 )
-
-                if not os.path.exists(grid_laz):
-                    self.logger.warning(f"网格 ({grid_id[0]},{grid_id[1]}) 的laz文件不存在: {grid_laz}")
-                    continue
-                laz_lt.append(grid_laz)
+                if os.path.exists(laz_path):
+                    laz_files.append(laz_path)
+                else:
+                    self.logger.warning(f"网格 ({grid_id[0]},{grid_id[1]}) 的点云文件不存在")
 
             kwargs = {
-                'all_inputs': " ".join(laz_lt),
+                'all_inputs': " ".join(laz_files),
                 'output': os.path.join(self.output_dir, 'merged_pointcloud.laz')
             }
 
diff --git a/post_pro/merge_obj.py b/post_pro/merge_obj.py
index a3b10f1..a192605 100644
--- a/post_pro/merge_obj.py
+++ b/post_pro/merge_obj.py
@@ -104,7 +104,7 @@ class MergeObj:
         """平移顶点"""
         return [[v[0] + translation[0], v[1] + translation[1], v[2] + translation[2]] for v in vertices]
 
-    def merge_two_objs(self, obj1_path: str, obj2_path: str, output_path: str, translation):
+    def merge_two_objs(self, obj1_path: str, obj2_path: str, output_path: str, translation, grid_id1: tuple, grid_id2: tuple):
         """合并两个OBJ文件"""
         try:
             self.logger.info(f"开始合并OBJ模型:\n输入1: {obj1_path}\n输入2: {obj2_path}")
@@ -124,8 +124,8 @@ class MergeObj:
             materials2 = self.read_mtl(mtl2_path)
             
             # 创建材质名称映射（使用与MTL文件相同的命名格式）
-            material_map1 = {old_name: f"material_0_0_{old_name}" for old_name in materials1.keys()}
-            material_map2 = {old_name: f"material_0_1_{old_name}" for old_name in materials2.keys()}
+            material_map1 = {old_name: f"material_{grid_id1[0]}_{grid_id1[1]}_{old_name}" for old_name in materials1.keys()}
+            material_map2 = {old_name: f"material_{grid_id2[0]}_{grid_id2[1]}_{old_name}" for old_name in materials2.keys()}
 
             # 平移第二个模型的顶点
             vertices2_translated = self.translate_vertices(vertices2, translation)
@@ -249,6 +249,10 @@ class MergeObj:
 
     def merge_grid_obj(self, grid_points: Dict[tuple, pd.DataFrame], translations: Dict[tuple, tuple]):
         """合并所有网格的OBJ模型"""
+        if len(grid_points) == 1:
+            self.logger.info("只有一个网格，无需合并")
+            return
+
         try:
             # 创建输出目录
             output_model_dir = os.path.join(self.output_dir, "merged_model")
@@ -321,7 +325,7 @@ class MergeObj:
                     f"merged_model_{reference_id[0]}_{reference_id[1]}_{grid_id[0]}_{grid_id[1]}.obj"
                 )
 
-                self.merge_two_objs(merged_obj, files['obj'], output_obj, translation)
+                self.merge_two_objs(merged_obj, files['obj'], output_obj, translation, reference_id, grid_id)
                 merged_obj = output_obj
 
             # 最终结果
diff --git a/requirements.txt b/requirements.txt
index 9bc2977..ff696df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,3 @@ piexif
 geopy
 psutil
 docker>=6.1.3
-open3d
diff --git a/utils/grid_divider.py b/utils/grid_divider.py
index 2ce817c..c871b57 100644
--- a/utils/grid_divider.py
+++ b/utils/grid_divider.py
@@ -52,12 +52,12 @@ class GridDivider:
                 grid_min_lon = min_lon + j * lon_step - self.overlap * lon_step
                 grid_max_lon = min_lon + (j + 1) * lon_step + self.overlap * lon_step
                 
-                grid_id = (j, i)  # 使用(width_idx, height_idx)元组作为网格标识
+                grid_id = (i, j)  # 使用(i,j)作为网格标识，i代表行，j代表列
                 grid_bounds = (grid_min_lat, grid_max_lat, grid_min_lon, grid_max_lon)
                 grids.append(grid_bounds)
                 
                 self.logger.debug(
-                    f"网格[{j},{i}]: 纬度[{grid_min_lat:.6f}, {grid_max_lat:.6f}], "
+                    f"网格[{i},{j}]: 纬度[{grid_min_lat:.6f}, {grid_max_lat:.6f}], "
                     f"经度[{grid_min_lon:.6f}, {grid_max_lon:.6f}]"
                 )
         
@@ -65,7 +65,7 @@ class GridDivider:
         reference_grid = grids[0]
         for i in range(self.num_grids_height):
             for j in range(self.num_grids_width):
-                grid_id = (j, i)
+                grid_id = (i, j)
                 grid_idx = i * self.num_grids_width + j
                 if grid_idx == 0:  # 参考网格
                     grid_translations[grid_id] = (0, 0)
@@ -73,7 +73,7 @@ class GridDivider:
                     translation = self.calculate_grid_translation(reference_grid, grids[grid_idx])
                     grid_translations[grid_id] = translation
                     self.logger.debug(
-                        f"网格[{j},{i}]相对于参考网格的平移量: x={translation[0]:.2f}m, y={translation[1]:.2f}m"
+                        f"网格[{i},{j}]相对于参考网格的平移量: x={translation[0]:.2f}m, y={translation[1]:.2f}m"
                     )
         
         self.logger.info(
@@ -95,7 +95,7 @@ class GridDivider:
 
         for i in range(self.num_grids_height):
             for j in range(self.num_grids_width):
-                grid_points[(j, i)] = []  # 使用(width_idx, height_idx)元组
+                grid_points[(i, j)] = []  # 使用(i,j)元组
 
         for _, point in points_df.iterrows():
             point_assigned = False
@@ -105,7 +105,7 @@ class GridDivider:
                     min_lat, max_lat, min_lon, max_lon = grids[grid_idx]
                     
                     if min_lat <= point['lat'] <= max_lat and min_lon <= point['lon'] <= max_lon:
-                        grid_points[(j, i)].append(point.to_dict())
+                        grid_points[(i, j)].append(point.to_dict())
                         if point_assigned:
                             multiple_grid_points += 1
                         else:
@@ -146,7 +146,7 @@ class GridDivider:
                 # 在网格中心添加网格编号
                 center_lon = (min_lon + max_lon) / 2
                 center_lat = (min_lat + max_lat) / 2
-                plt.text(center_lon, center_lat, f"({j},{i})",  # 显示(width_idx, height_idx)
+                plt.text(center_lon, center_lat, f"({i},{j})",  # 显示(i,j)
                          horizontalalignment='center', verticalalignment='center')
 
         plt.title('网格划分与GPS点分布图')