diff --git a/configs/sample_person_shoe_two_stage_balanced.json b/configs/sample_person_shoe_two_stage_balanced.json
index 6849a2b..7ef828d 100644
--- a/configs/sample_person_shoe_two_stage_balanced.json
+++ b/configs/sample_person_shoe_two_stage_balanced.json
@@ -37,11 +37,13 @@
           "type": "ai_yolo",
           "role": "filter",
           "enable": true,
+          "cpu_affinity": [4],
           "use_rga": true,
           "rga_gate": "person_shoe_two_stage_balanced",
           "rga_max_inflight": 4,
           "dst_packed": true,
           "infer_fps": 2,
+          "infer_phase_ms": 0,
           "model_path": "./models/yolov8n-640.rknn",
           "model_version": "v8",
           "model_w": 640,
@@ -64,6 +66,7 @@
           "type": "tracker",
           "role": "filter",
           "enable": true,
+          "cpu_affinity": [5],
           "mode": "bytetrack_lite",
           "per_class": true,
           "track_classes": [0],
@@ -78,11 +81,13 @@
           "type": "ai_shoe_det",
           "role": "filter",
           "enable": true,
+          "cpu_affinity": [6],
           "use_rga": true,
           "rga_gate": "person_shoe_two_stage_balanced",
           "rga_max_inflight": 4,
           "dst_packed": true,
           "infer_fps": 2,
+          "infer_phase_ms": 250,
           "model_path": "./models/shoe_detector_openimages_ppe_v1.rknn",
           "model_w": 640,
           "model_h": 640,
@@ -108,6 +113,7 @@
           "type": "osd",
           "role": "filter",
           "enable": true,
+          "cpu_affinity": [7],
           "draw_bbox": true,
           "draw_text": false,
           "use_rga_bbox": false,
@@ -118,6 +124,7 @@
           "type": "preprocess",
           "role": "filter",
           "enable": true,
+          "cpu_affinity": [7],
           "dst_w": 1920,
           "dst_h": 1080,
           "dst_format": "nv12",
diff --git a/plugins/ai_shoe_det/ai_shoe_det_node.cpp b/plugins/ai_shoe_det/ai_shoe_det_node.cpp
index 4f6da70..9032fd6 100644
--- a/plugins/ai_shoe_det/ai_shoe_det_node.cpp
+++ b/plugins/ai_shoe_det/ai_shoe_det_node.cpp
@@ -316,6 +316,11 @@ public:
                 if (infer_interval_ms_ < 1) infer_interval_ms_ = 1;
             }
         }
+        infer_phase_ms_ = std::max<int64_t>(
+            0, static_cast<int64_t>(config.ValueOr<int>("infer_phase_ms", 0)));
+        if (infer_interval_ms_ > 0 && infer_phase_ms_ >= infer_interval_ms_) {
+            infer_phase_ms_ %= infer_interval_ms_;
+        }
 
         if (const SimpleJson* dyn = config.Find("dynamic_roi"); dyn && dyn->IsObject()) {
             dynamic_roi_.enable = dyn->ValueOr<bool>("enable", false);
@@ -407,12 +412,13 @@ public:
 #if defined(RK3588_ENABLE_RKNN)
         if (infer_interval_ms_ > 0 && frame->pts > 0) {
             const int64_t pts_ms = static_cast<int64_t>(frame->pts / 1000ULL);
-            const int64_t delta_ms = pts_ms - last_infer_pts_ms_;
+            const int64_t effective_pts_ms = pts_ms + infer_phase_ms_;
+            const int64_t delta_ms = effective_pts_ms - last_infer_pts_ms_;
             if (last_infer_pts_ms_ > 0 && delta_ms > 0 && delta_ms < infer_interval_ms_) {
                 Push(frame);
                 return NodeStatus::OK;
             }
-            last_infer_pts_ms_ = pts_ms;
+            last_infer_pts_ms_ = effective_pts_ms;
         }
         RunDetection(frame);
 #endif
@@ -808,6 +814,7 @@ private:
     V8BoxFormat v8_box_format_ = V8BoxFormat::Auto;
     V8ClsActivation v8_cls_activation_ = V8ClsActivation::Auto;
     int64_t infer_interval_ms_ = 0;
+    int64_t infer_phase_ms_ = 0;
     int64_t last_infer_pts_ms_ = 0;
     DynamicRoiConfig dynamic_roi_;
     std::vector<DetWindow> windows_;
diff --git a/plugins/ai_yolo/ai_yolo_node.cpp b/plugins/ai_yolo/ai_yolo_node.cpp
index d1043fa..7ffe0d9 100644
--- a/plugins/ai_yolo/ai_yolo_node.cpp
+++ b/plugins/ai_yolo/ai_yolo_node.cpp
@@ -691,6 +691,10 @@ public:
                 if (infer_interval_ms_ < 1) infer_interval_ms_ = 1;
             }
         }
+        infer_phase_ms_ = std::max<int64_t>(0, static_cast<int64_t>(config.ValueOr<int>("infer_phase_ms", 0)));
+        if (infer_interval_ms_ > 0 && infer_phase_ms_ >= infer_interval_ms_) {
+            infer_phase_ms_ %= infer_interval_ms_;
+        }
 
         std::string ver = config.ValueOr<std::string>("model_version", "auto");
         if (ver == "v5") {
@@ -793,13 +797,14 @@ public:
 
         if (infer_interval_ms_ > 0 && frame->pts > 0) {
             const int64_t pts_ms = static_cast<int64_t>(frame->pts / 1000ULL);
-            const int64_t delta_ms = pts_ms - last_infer_pts_ms_;
+            const int64_t effective_pts_ms = pts_ms + infer_phase_ms_;
+            const int64_t delta_ms = effective_pts_ms - last_infer_pts_ms_;
             if (last_infer_pts_ms_ > 0 && delta_ms > 0 && delta_ms < infer_interval_ms_) {
                 PushToDownstream(frame);
                 ++processed_;
                 return NodeStatus::OK;
             }
-            last_infer_pts_ms_ = pts_ms;
+            last_infer_pts_ms_ = effective_pts_ms;
         }
 
 #if defined(RK3588_ENABLE_RKNN)
@@ -1327,6 +1332,7 @@ private:
     BboxExpandConfig bbox_expand_{};
 
     int64_t infer_interval_ms_ = 0;
+    int64_t infer_phase_ms_ = 0;
     int64_t last_infer_pts_ms_ = 0;
 
 #if defined(RK3588_ENABLE_RKNN)