diff --git a/src/gui/panels/visualization_panel.py b/src/gui/panels/visualization_panel.py
index c26864a..2bc5d15 100644
--- a/src/gui/panels/visualization_panel.py
+++ b/src/gui/panels/visualization_panel.py
@@ -1125,6 +1125,19 @@ class VisualizationPanel(QWidget):
         dir_group.setLayout(dir_layout)
         left_layout.addWidget(dir_group)
 
+        # 图像目录选择（优先指向预测结果目录）
+        img_dir_group = QGroupBox("图像目录")
+        img_dir_layout = QHBoxLayout()
+        self.img_dir_edit = QLineEdit()
+        self.img_dir_edit.setPlaceholderText("预测结果目录（自动填充）…")
+        self.img_dir_edit.setReadOnly(True)
+        img_dir_browse_btn = QPushButton("浏览")
+        img_dir_browse_btn.clicked.connect(self.browse_img_dir)
+        img_dir_layout.addWidget(self.img_dir_edit, 1)
+        img_dir_layout.addWidget(img_dir_browse_btn)
+        img_dir_group.setLayout(img_dir_layout)
+        left_layout.addWidget(img_dir_group)
+
         # 图像目录树
         tree_group = QGroupBox("图像目录")
         tree_layout = QVBoxLayout()
@@ -1210,6 +1223,73 @@ class VisualizationPanel(QWidget):
             self.work_dir_edit.setText(dir_path)
             self.scan_work_directory()
 
+    def browse_img_dir(self):
+        """手动浏览图像目录"""
+        dir_path = QFileDialog.getExistingDirectory(self, "选择图像目录")
+        if dir_path:
+            self.img_dir_edit.setText(dir_path)
+            self.image_tree.scan_directory(dir_path)
+            self._load_first_image_from_tree()
+
+    def update_from_config(self, work_dir=None, pipeline=None):
+        """从全局配置自动推断并填入图像目录，然后自动加载目录内容。
+
+        推断优先级：
+        1. {work_dir}/11_12_13_predictions/Machine_Learning_Prediction（机器学习预测）
+        2. {work_dir}/11_12_13_predictions/Non_Empirical_Prediction（普通回归预测）
+        3. {work_dir}/11_12_13_predictions/Custom_Regression_Prediction（自定义回归预测）
+        4. {work_dir}/14_visualization（可视化目录）
+        5. {work_dir}（工作目录根）
+        """
+        if work_dir:
+            self.work_dir = work_dir
+            self.work_dir_edit.setText(str(work_dir))
+        elif not self.work_dir:
+            return
+
+        work_path = Path(self.work_dir)
+        pred_dir = work_path / "11_12_13_predictions"
+
+        # 按优先级寻找存在的目录
+        candidates = [
+            pred_dir / "Machine_Learning_Prediction",
+            pred_dir / "Non_Empirical_Prediction",
+            pred_dir / "Custom_Regression_Prediction",
+            work_path / "14_visualization",
+            work_path,
+        ]
+        detected_dir = None
+        for candidate in candidates:
+            if candidate.exists() and candidate.is_dir():
+                detected_dir = candidate
+                break
+
+        if detected_dir:
+            detected_str = str(detected_dir)
+            self.img_dir_edit.setText(detected_str)
+            self.image_tree.scan_directory(detected_str)
+        else:
+            # 无预测目录时扫描整个工作目录
+            self.image_tree.scan_directory(self.work_dir)
+
+        # 自动触发加载第一张图像
+        self._load_first_image_from_tree()
+
+    def _load_first_image_from_tree(self):
+        """从目录树中加载第一张图像到右侧查看器"""
+        tree = self.image_tree
+        if tree is None:
+            return
+        for category_item in tree.category_items.values():
+            for i in range(category_item.childCount()):
+                child = category_item.child(i)
+                data = child.data(0, Qt.UserRole)
+                if data and data.get("type") == "image":
+                    img_path = data.get("path")
+                    if img_path and Path(img_path).exists():
+                        self.image_viewer.load_image(img_path)
+                        return
+
     def scan_work_directory(self):
         """扫描工作目录中的图像文件"""
         if not self.work_dir:
diff --git a/src/gui/water_quality_gui.py b/src/gui/water_quality_gui.py
index 8ccbee3..01c3c15 100644
--- a/src/gui/water_quality_gui.py
+++ b/src/gui/water_quality_gui.py
@@ -2126,6 +2126,10 @@ class WaterQualityGUI(QMainWindow):
         elif index == 9:
             self.step7_panel.update_from_config(work_dir=self.work_dir, pipeline=self.pipeline)
 
+        # 可视化分析面板切换时自动推断图像目录并加载目录树
+        elif index == 14:
+            self.viz_panel.update_from_config(work_dir=self.work_dir, pipeline=self.pipeline)
+
     def apply_stylesheet(self):
         """应用样式表 - 应用现代化设计风格"""
         # 应用主样式表