diff --git a/README.md b/README.md
index 9d466f0..8f153a3 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,8 @@
 
 说明：`kmin_effectiveness.py` 当前使用 Monte Carlo（引入 `StDev(Demand per Visit)`）对有效性做多次模拟平均。
 
+![kmin effectiveness](data/kmin_effectiveness.png)
+
 ## Scheduling (Step 2)
 
 Optimize a 365-day schedule with at most 2 visits per day and minimum gap constraints:
@@ -27,3 +29,7 @@ Optimize a 365-day schedule with at most 2 visits per day and minimum gap constr
 - `python3 visualize_schedule.py`
 - Outputs: `data/schedule_barcode_*.png` and `data/schedule_gap_deviation_*.png`
 - Site label rule: remove first 4 chars, then take 12 chars.
+
+![schedule barcode](data/schedule_barcode_kmin6.8_gap14.png)
+
+![schedule gap deviation](data/schedule_gap_deviation_kmin6.8_gap14.png)