From 04de39f16f5889a859bc7e9433d3a832e6ef7df1 Mon Sep 17 00:00:00 2001
From: nameearly <2741313455@qq.com>
Date: Wed, 4 Mar 2026 21:58:19 +0800
Subject: [PATCH] remove unused 
efinement_gamma

---
 src/cli/run.rs                   | 1 -
 src/core/algorithm/hit_leiden.rs | 6 ------
 src/core/config.rs               | 5 -----
 3 files changed, 12 deletions(-)

diff --git a/src/cli/run.rs b/src/cli/run.rs
index f67ac15..1006cd8 100644
--- a/src/cli/run.rs
+++ b/src/cli/run.rs
@@ -36,7 +36,6 @@ pub fn run_from_cli(
         max_iterations: 10,
         pinned_profile: None,
         resolution: 1.0,
-        refinement_gamma: 0.05,
     };
 
     crate::run(graph, &config)
diff --git a/src/core/algorithm/hit_leiden.rs b/src/core/algorithm/hit_leiden.rs
index 981f28a..91cefab 100644
--- a/src/core/algorithm/hit_leiden.rs
+++ b/src/core/algorithm/hit_leiden.rs
@@ -56,7 +56,6 @@ pub fn run(graph: &GraphInput, config: &RunConfig) -> Result<RunOutcome, HitLeid
         &mut partition_state,
         graph,
         config.resolution,
-        config.refinement_gamma,
         config.mode,
         config.max_iterations,
     );
@@ -169,7 +168,6 @@ fn multilevel_leiden(
     state: &mut PartitionState,
     graph: &GraphInput,
     gamma: f64,
-    refinement_gamma: f64,
     mode: crate::core::config::RunMode,
     max_levels: usize,
 ) -> (usize, Vec<Vec<usize>>) {
@@ -197,12 +195,10 @@ fn multilevel_leiden(
 
     // Refinement: within each community, merge singletons into subcommunities.
     // Uses the SAME resolution as movement for the quality function.
-    // The refinement_gamma (0.05) is only for the connectivity criterion.
     let mut subcommunities = refine_singleton_merge(
         &state.supergraphs[0],
         &state.community_mapping_per_level[0],
         gamma,
-        refinement_gamma,
     );
 
     // The community assignment (for final output) comes from movement
@@ -279,7 +275,6 @@ fn multilevel_leiden(
             &state.supergraphs[0],
             &state.node_to_comm,
             gamma,
-            refinement_gamma,
         );
         let new_subcomm_count = count_unique(&subcommunities);
 
@@ -455,7 +450,6 @@ fn refine_singleton_merge(
     graph: &crate::core::graph::in_memory::InMemoryGraph,
     node_to_community: &[usize],
     gamma: f64,
-    _refinement_gamma: f64,
 ) -> Vec<usize> {
     let n = graph.node_count;
     if n == 0 {
diff --git a/src/core/config.rs b/src/core/config.rs
index b8b81fb..0ef26ca 100644
--- a/src/core/config.rs
+++ b/src/core/config.rs
@@ -34,10 +34,6 @@ pub struct RunConfig {
     /// Default 1.0 matches the HIT-Leiden paper (standard modularity).
     /// Used for both movement and refinement quality functions.
     pub resolution: f64,
-    /// Refinement connectivity criterion gamma. Controls which nodes participate
-    /// in refinement merging (must satisfy cut_size >= gamma * v_total * (S - v_total)).
-    /// Default 0.05. NOT used for quality function.
-    pub refinement_gamma: f64,
 }
 
 impl Default for RunConfig {
@@ -50,7 +46,6 @@ impl Default for RunConfig {
             max_iterations: 10,
             pinned_profile: None,
             resolution: 1.0,
-            refinement_gamma: 0.05,
         }
     }
 }