Remove hardware and photon statistics figures

README.md

@@ -33,8 +33,6 @@ size_categories:
 
 ## Sensor Setup
 
-![SPL hardware setup](fig/SPL.jpg)
-
 STB is captured with a flash single-photon LiDAR system based on Direct Time of Flight (DToF) and Time-Correlated Single Photon Counting (TCSPC). The transmitter uses a 940 nm VCSEL array, and the receiver records photon arrival timestamps with a SPAD array.
 
 | Item | Value |
@@ -54,8 +52,6 @@ An auxiliary Livox Avia LiDAR is mounted with the SPL device during collection.
 
 ## Dataset Overview
 
-![Dataset statistics](fig/dataset%20statistics.png)
-
 The current release contains three complementary subsets:
 
 | Track | Scale | Main purpose |
@@ -164,7 +160,7 @@ The annotation pipeline identifies dominant peaks, assigns semantic labels to pe
 
 ![Light intensity distribution](fig/Light%20Intensity%20Distribution.png)
 
-STB records sensing-condition statistics including range distribution, Signal-to-Background Ratio (SBR), Mean Photons Per Pixel (MPPP), ambient illumination, and pile-up indicators. These metadata are intended for dataset analysis and robustness studies rather than model input.
+STB records sensing-condition metadata such as ambient illumination and pile-up indicators. These metadata are intended for dataset analysis and robustness studies rather than model input.
 
 ## Expected Release Contents