diff --git a/contrast/feat_extract/config.py b/contrast/feat_extract/config.py
index 2fc5c78..d1b89ab 100644
--- a/contrast/feat_extract/config.py
+++ b/contrast/feat_extract/config.py
@@ -61,7 +61,7 @@ class Config:
     test_val = "D:/比对/cl"
     # test_val = "./data/test_data_100"
     
-    test_model = "checkpoints/best_resnet18_v12.pth"   
+    test_model = "checkpoints/zhanting_res_801.pth"   
     # test_model = "checkpoints/zhanting_res_801.pth"
     
     
diff --git a/stream_pipeline.py b/stream_pipeline.py
new file mode 100644
index 0000000..6bff7ce
--- /dev/null
+++ b/stream_pipeline.py
@@ -0,0 +1,137 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Tuesday Jan 14 2025
+
+@author: liujiawei
+
+@description: 读取网络图片，并优化轨迹，截取子图
+"""
+import os
+import sys
+import cv2
+import numpy as np
+
+from pipeline import pipeline
+from tracking import traclus as tr
+from track_reid import parse_opt
+from track_reid import yolo_resnet_tracker
+from tracking.dotrack.dotracks_back import doBackTracks
+
+def save_event_subimgs(imgs, bboxes):
+    img_list = {}
+    for i, box in enumerate(bboxes):
+        x1, y1, x2, y2, tid, score, cls, fid, bid = box
+
+        img_list[int(fid)] = imgs[fid][int(y1):int(y2), int(x1):int(x2), :]
+        
+    return img_list
+    
+
+def get_optimized_bboxes(event_tracks):
+    vts_back = event_tracks
+    points = []
+    labels = []
+    for track in vts_back.Residual:
+        for ele in track.boxes:
+            points.append([int(ele[2]), int(ele[3])])
+            labels.append(int(ele[4])) # track_id
+    points = np.array(points)
+
+    partitions, indices = tr.partition(points, progress_bar=False, w_perpendicular=100, w_angular=10)
+
+    bboxes_opt = []
+    for track in vts_back.Residual:
+        for i in indices:
+            if i >= len(track.boxes): continue
+            if labels[i] == track.boxes[i][4]:
+                bboxes_opt.append(track.boxes[i])
+
+    return bboxes_opt
+
+def get_tracking_info(        
+        vpath,
+        SourceType = "video",   # video
+        stdfeat_path = None 
+        ):
+    optdict = {}
+    
+    optdict["weights"] = './tracking/ckpts/best_cls10_0906.pt' 
+    optdict["is_save_img"] = False
+    optdict["is_save_video"] = False
+    
+    event_tracks = []
+    video_frames = {}
+    
+    '''Yolo + Resnet + Tracker'''
+    optdict["source"] = vpath
+    optdict["video_frames"] =  video_frames
+    optdict["is_annotate"] = False
+    
+    yrtOut = yolo_resnet_tracker(**optdict)
+        
+    trackerboxes = np.empty((0, 9), dtype=np.float64)
+    trackefeats = {}
+    for frameDict in yrtOut:            
+        tboxes = frameDict["tboxes"]
+        ffeats = frameDict["feats"]
+        
+        trackerboxes = np.concatenate((trackerboxes, np.array(tboxes)), axis=0)
+        for i in range(len(tboxes)):
+            fid, bid = int(tboxes[i, 7]), int(tboxes[i, 8])
+            trackefeats.update({f"{fid}_{bid}": ffeats[f"{fid}_{bid}"]})
+        
+
+    vts = doBackTracks(trackerboxes, trackefeats)
+    vts.classify()
+    event_tracks.append(("back", vts))
+
+    return event_tracks, video_frames
+
+def stream_pipeline(stream_dict):
+    parmDict = {}
+    parmDict["vpath"] = stream_dict["video"]
+
+    # parmDict["savepath"] = os.path.join('pipeline_output', info_dict["barcode"])
+    parmDict["SourceType"] = "video"   # video, image
+    parmDict["stdfeat_path"] = None
+
+    event_tracks, video_frames = get_tracking_info(**parmDict)
+    bboxes_opt = get_optimized_bboxes(event_tracks[0][1])
+    subimg_list = save_event_subimgs(video_frames, bboxes_opt)
+    
+    return subimg_list
+
+def main():
+    '''
+    sample stream_dict:
+    '''
+    stream_dict = {
+        "goodsName" : "优诺优丝黄桃果粒风味发酵乳",
+        "measureProperty" : 0,
+        "qty" : 1,
+        "price" : 25.9,
+        "weight": 560, # 单位克
+        "barcode": "6931806801024",
+        "video" : "https://ieemoo-ai.obs.cn-east-3.myhuaweicloud.com/videos/20231009/04/04_20231009-082149_21f2ca35-f2c2-4386-8497-3e7a3b407f03_4901872831197.mp4",
+        "goodsPic" : "https://ieemoo-storage.obs.cn-east-3.myhuaweicloud.com/lhpic/6931806801024.jpg",
+        "measureUnit" : "组",
+        "goodsSpec" : "405g"
+    }
+    subimg_list = stream_pipeline(stream_dict)
+    save_path = os.path.join('subimg', stream_dict["barcode"])
+    
+    if not os.path.exists(save_path):
+        os.makedirs(save_path)
+    else:
+        for filename in os.listdir(save_path):
+            file_path = os.path.join(save_path, filename)
+            if os.path.isfile(file_path):
+                os.unlink(file_path)
+
+    for fid, img in subimg_list.items():
+        cv2.imwrite(f'{save_path}/frame_{fid}.jpg', img)
+    
+    print(f'Finish crop subimages {stream_dict["barcode"]}.')
+    
+if __name__ == "__main__": 
+    main()  
\ No newline at end of file
diff --git a/track_reid.py b/track_reid.py
index 59acd33..3687ded 100644
--- a/track_reid.py
+++ b/track_reid.py
@@ -143,6 +143,7 @@ def yolo_resnet_tracker(
         save_dir = '',
         is_save_img = True,
         is_save_video = True,
+        is_annotate = True,
         
         tracker_yaml = "./tracking/trackers/cfg/botsort.yaml",
         imgsz=(640, 640),  # inference size (height, width)
@@ -162,6 +163,7 @@ def yolo_resnet_tracker(
         dnn=False,  # use OpenCV DNN for ONNX inference
         vid_stride=1,  # video frame-rate stride
         data=ROOT / 'data/coco128.yaml',  # dataset.yaml path
+        video_frames = None
 ):
     # source = str(source)
     # Load model
@@ -260,7 +262,8 @@ def yolo_resnet_tracker(
 
             '''====== Save results (image and video) ======'''
             # save_path = str(save_dir / Path(path).name)  # 带有后缀名
-            im0 = annotator.result()
+            if is_annotate:
+                im0 = annotator.result()
             if is_save_img:
                 save_path_img = str(save_dir / Path(path).stem)
                 if dataset.mode == 'image':
@@ -268,6 +271,8 @@ def yolo_resnet_tracker(
                 else:
                     imgpath = save_path_img + f"_{frameId}.png"           
                 cv2.imwrite(Path(imgpath), im0)
+            if video_frames is not None:
+                video_frames.update({frameId: im0})
             
             # if dataset.mode == 'video' and is_save_video:
             
diff --git a/tracking/ckpts/best_cls10_0906.pt b/tracking/ckpts/best_cls10_0906.pt
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diff --git a/tracking/traclus.py b/tracking/traclus.py
new file mode 100644
index 0000000..a29e3c5
--- /dev/null
+++ b/tracking/traclus.py
@@ -0,0 +1,280 @@
+"""
+    TRACLUS: A Trajectory Clustering Algorithm (A Partition and Group Framework)
+    Implemented for Python 3
+
+    This is an implementation of the TRACLUS algorithm as described in the paper:
+    "Trajectory Clustering: A Partition-and-Group Framework"
+     by Lee, Han, & Whang (2007) [http://hanj.cs.illinois.edu/pdf/sigmod07_jglee.pdf]
+
+    Implementation Author: Adriel Isaiah V. Amoguis (De La Salle University)
+    Implementation Date: 2023-03-19
+
+    This implementation was done as part of the algorithms required for the implementation author's
+    undergraduate thesis. The implementation is not guaranteed to be bug-free and may not be optimized
+    for certain use-cases. The implementation author is not responsible for any damages caused by the
+    use of this implementation. Use at your own risk. End-users are encouraged to examine the code
+    in the case of any issues. If you find any bugs, please report them to the implementation author
+    via the repository's issues page on GitHub.
+"""
+
+import argparse
+import numpy as np
+from sklearn.cluster import OPTICS
+from sklearn.metrics.pairwise import cosine_similarity
+from scipy.spatial.distance import euclidean as d_euclidean
+
+import pickle
+import os
+import warnings
+
+# UTILITY FUNCTIONS
+
+def load_trajectories(filepath):
+    """
+        Load the trajectories from a pickle file.
+    """
+    if not os.path.exists(filepath):
+        raise FileNotFoundError("File not found at {}".format(filepath))
+
+    with open(filepath, 'rb') as f:
+        trajectories = pickle.load(f)
+
+    return trajectories
+
+def get_point_projection_on_line(point, line):
+    """
+        Get the projection of a point on a line.
+    """
+
+    # Get the slope of the line using the start and end points
+    line_slope = (line[-1, 1] - line[0, 1]) / (line[-1, 0] - line[0, 0]) if line[-1, 0] != line[0, 0] else np.inf
+
+    # In case the slope is infinite, we can directly get the projection
+    if np.isinf(line_slope):
+        return np.array([line[0,0], point[1]])
+    
+    # Convert the slope to a rotation matrix
+    R = slope_to_rotation_matrix(line_slope)
+
+    # Rotate the line and point
+    rot_line = np.matmul(line, R.T)
+    rot_point = np.matmul(point, R.T)
+
+    # Get the projection
+    proj = np.array([rot_point[0], rot_line[0,1]])
+
+    # Undo the rotation for the projection
+    R_inverse = np.linalg.inv(R)
+    proj = np.matmul(proj, R_inverse.T)
+
+    return proj
+
+################# EQUATIONS #################
+
+# Euclidean Distance : Accepts two points of type np.ndarray([x,y])
+# DEPRECATED IN FAVOR OF THE SCIPY IMPLEMENTATION OF THE EUCLIDEAN DISTANCE
+# d_euclidean = lambda p1, p2: np.sqrt((p1[0] - p2[0])**2 + (p1[1] - p2[1])**2)
+
+# Perpendicular Distance
+def d_perpendicular(l1, l2):
+    """
+        Calculate the perpendicular distance between two lines.
+    """
+    # Find the shorter line and assign that as l_shorter
+    l_shorter = l_longer = None
+    l1_len, l2_len = d_euclidean(l1[0], l1[-1]), d_euclidean(l2[0], l2[-1])
+    if l1_len < l2_len:
+        l_shorter = l1
+        l_longer = l2
+    else:
+        l_shorter = l2
+        l_longer = l1
+
+    ps = get_point_projection_on_line(l_shorter[0], l_longer)
+    pe = get_point_projection_on_line(l_shorter[-1], l_longer)
+
+    lehmer_1 = d_euclidean(l_shorter[0], ps)
+    lehmer_2 = d_euclidean(l_shorter[-1], pe)
+
+    if lehmer_1 == 0 and lehmer_2 == 0:
+        return 0
+    return (lehmer_1**2 + lehmer_2**2) / (lehmer_1 + lehmer_2)#, ps, pe, l_shorter[0], l_shorter[-1]
+    
+# Parallel Distance
+def d_parallel(l1, l2):
+    """
+        Calculate the parallel distance between two lines.
+    """
+    # Find the shorter line and assign that as l_shorter
+    l_shorter = l_longer = None
+    l1_len, l2_len = d_euclidean(l1[0], l1[-1]), d_euclidean(l2[0], l2[-1])
+    if l1_len < l2_len:
+        l_shorter = l1
+        l_longer = l2
+    else:
+        l_shorter = l2
+        l_longer = l1
+
+    ps = get_point_projection_on_line(l_shorter[0], l_longer)
+    pe = get_point_projection_on_line(l_shorter[-1], l_longer)
+
+    parallel_1 = min(d_euclidean(l_longer[0], ps), d_euclidean(l_longer[-1], ps))
+    parallel_2 = min(d_euclidean(l_longer[0], pe), d_euclidean(l_longer[-1], pe))
+
+    return min(parallel_1, parallel_2)
+
+# Angular Distance
+def d_angular(l1, l2, directional=True):
+    """
+        Calculate the angular distance between two lines.
+    """
+
+    # Find the shorter line and assign that as l_shorter
+    l_shorter = l_longer = None
+    l1_len, l2_len = d_euclidean(l1[0], l1[-1]), d_euclidean(l2[0], l2[-1])
+    if l1_len < l2_len:
+        l_shorter = l1
+        l_longer = l2
+    else:
+        l_shorter = l2
+        l_longer = l1
+
+    # Get the minimum intersecting angle between both lines
+    shorter_slope = (l_shorter[-1,1] - l_shorter[0,1]) / (l_shorter[-1,0] - l_shorter[0,0]) if l_shorter[-1,0] - l_shorter[0,0] != 0 else np.inf
+    longer_slope = (l_longer[-1,1] - l_longer[0,1]) / (l_longer[-1,0] - l_longer[0,0]) if l_longer[-1,0] - l_longer[0,0] != 0 else np.inf
+
+    # The case of a vertical line
+    theta = None
+    if np.isinf(shorter_slope):
+        # Get the angle of the longer line with the x-axis and subtract it from 90 degrees
+        tan_theta0 = longer_slope
+        tan_theta1 = tan_theta0 * -1
+        theta0 = np.abs(np.arctan(tan_theta0))
+        theta1 = np.abs(np.arctan(tan_theta1))
+        theta = min(theta0, theta1)
+    elif np.isinf(longer_slope):
+        # Get the angle of the shorter line with the x-axis and subtract it from 90 degrees
+        tan_theta0 = shorter_slope
+        tan_theta1 = tan_theta0 * -1
+        theta0 = np.abs(np.arctan(tan_theta0))
+        theta1 = np.abs(np.arctan(tan_theta1))
+        theta = min(theta0, theta1)
+    else:
+        tan_theta0 = (shorter_slope - longer_slope) / (1 + shorter_slope * longer_slope)
+        tan_theta1 = tan_theta0 * -1
+
+        theta0 = np.abs(np.arctan(tan_theta0))
+        theta1 = np.abs(np.arctan(tan_theta1))
+
+        theta = min(theta0, theta1)
+
+    if directional:
+        return np.sin(theta) * d_euclidean(l_longer[0], l_longer[-1])
+
+    if 0 <= theta < (90 * np.pi / 180):
+        return np.sin(theta) * d_euclidean(l_longer[0], l_longer[-1])
+    elif (90 * np.pi / 180) <= theta <= np.pi:
+        return np.sin(theta)
+    else:
+        raise ValueError("Theta is not in the range of 0 to 180 degrees.")
+
+# Total Trajectory Distance
+def distance(l1, l2, directional=True, w_perpendicular=1, w_parallel=1, w_angular=1):
+    """
+        Get the total trajectory distance using all three distance formulas.
+    """
+
+    perpendicular_distance = d_perpendicular(l1, l2)
+    parallel_distance = d_parallel(l1, l2)
+    angular_distance = d_angular(l1, l2, directional=directional)
+
+    return (w_perpendicular * perpendicular_distance) + (w_parallel * parallel_distance) + (w_angular * angular_distance)
+
+# Minimum Description Length
+def minimum_desription_length(start_idx, curr_idx, trajectory, w_angular=1, w_perpendicular=1, par=True, directional=True):
+    """
+        Calculate the minimum description length.
+    """
+    LH = LDH = 0
+    for i in range(start_idx, curr_idx-1):
+        ed = d_euclidean(trajectory[i], trajectory[i+1])
+        # print("ed:", ed)
+        LH += max(0, np.log2(ed, where=ed>0))
+        if par:
+            for j in range(start_idx, i-1):
+                # print()
+                # print(np.array([trajectory[start_idx], trajectory[i]]))
+                # print(np.array([trajectory[j], trajectory[j+1]]))
+                LDH += w_perpendicular * d_perpendicular(np.array([trajectory[start_idx], trajectory[i]]), np.array([trajectory[j], trajectory[j+1]]))
+                LDH += w_angular * d_angular(np.array([trajectory[start_idx], trajectory[i]]), np.array([trajectory[j], trajectory[j+1]]), directional=directional)
+                # print("LDH:", LDH)
+    if par:
+        return LDH + LH
+    return LH
+
+# Slope to rotation matrix
+def slope_to_rotation_matrix(slope):
+    """
+        Convert slope to rotation matrix.
+    """
+    return np.array([[1, slope], [-slope, 1]])
+
+#############################################
+
+def partition(trajectory, directional=True, progress_bar=False, edis=30, w_perpendicular=1, w_angular=1):
+    """
+        Partition a trajectory into segments.
+    """
+    # Ensure that the trajectory is a numpy array of shape (n, 2)
+    if not isinstance(trajectory, np.ndarray):
+        raise TypeError("Trajectory must be a numpy array")
+    elif trajectory.shape[1] != 2:
+        raise ValueError("Trajectory must be a numpy array of shape (n, 2)")
+
+    # Initialize the characteristic points, add the first point as a characteristic point
+    cp_indices = []
+    cp_indices.append(0)
+
+    traj_len = trajectory.shape[0]
+    start_idx = 0
+    
+    length = 1
+    while start_idx + length < traj_len:
+        if progress_bar:
+            print(f'\r{round(((start_idx + length) / traj_len) * 100, 2)}%', end='')
+        # print(f'Current Index: {start_idx + length}, Trajectory Length: {traj_len}')
+        curr_idx = start_idx + length
+        # print(start_idx, curr_idx)
+        # print(f"Current Index: {curr_idx}, Current point: {trajectory[curr_idx]}")
+        cost_par = minimum_desription_length(start_idx, curr_idx, trajectory, w_angular=w_angular, w_perpendicular=w_perpendicular, directional=directional)
+        cost_nopar = minimum_desription_length(start_idx, curr_idx, trajectory, par=False, directional=directional)
+        # cost_par += 0 if 1 - cos == 0 else w_feats / (1 - cos)
+        # print(f'Cost with partition: {cost_par}, Cost without partition: {cost_nopar}')
+        if cost_par > cost_nopar and d_euclidean(trajectory[start_idx], trajectory[curr_idx]) > edis:
+            # print('edp:', d_euclidean(trajectory[start_idx], trajectory[curr_idx]))
+            # print(f"Added characteristic point: {trajectory[curr_idx-1]} with index {curr_idx-1}")
+            cp_indices.append(curr_idx-1)
+            start_idx = curr_idx-1
+            length = 1
+        else:
+            length += 1
+    
+    # Add last point to characteristic points
+    cp_indices.append(len(trajectory) - 1)
+    # print(cp_indices)
+    
+    return np.array([trajectory[i] for i in cp_indices]), cp_indices
+
+# Create the script version that takes in a file path for inputs
+if __name__ == "__main__":
+    # Parse the arguments
+    parser = argparse.ArgumentParser(description="Trajectory Clustering Algorithm")
+    parser.add_argument("input_file", help="The input file path (pickle format)")
+    parser.add_argument("-p", "--progress_bar", help="Show the progress bar", action="store_true")
+    args = parser.parse_args()
+
+    # Load the trajectories
+    trajectories = load_trajectories(args.input_file)
+
+    # Run the partition algorithm
+    partitions, indices = tr.partition(points, progress_bar=args.progress_bar, w_perpendicular=100, w_angular=10)
\ No newline at end of file
diff --git a/utils/dataloaders.py b/utils/dataloaders.py
index 4ef1874..7a7fd54 100644
--- a/utils/dataloaders.py
+++ b/utils/dataloaders.py
@@ -243,6 +243,9 @@ class LoadImages:
             path = Path(path).read_text().rsplit()
         files = []
         for p in sorted(path) if isinstance(path, (list, tuple)) else [path]:
+            if p.startswith('http'):
+                files.append(p)
+                continue
             p = str(Path(p).resolve())
             if '*' in p:
                 files.extend(sorted(glob.glob(p, recursive=True)))  # glob