diff --git a/frontend/src/components/korea/AnalysisStatsPanel.tsx b/frontend/src/components/korea/AnalysisStatsPanel.tsx
index 34e8c40..d1c86ee 100644
--- a/frontend/src/components/korea/AnalysisStatsPanel.tsx
+++ b/frontend/src/components/korea/AnalysisStatsPanel.tsx
@@ -320,7 +320,7 @@ export function AnalysisStatsPanel({ stats, lastUpdated, isLoading, analysisMap,
                               {item.mmsi}
                             </span>
                             <span style={{ color, fontWeight: 700, fontSize: 10, flexShrink: 0 }}>
-                              {Math.round(item.score * 100)}점
+                              {item.score}점
                             </span>
                             <span style={{ color: '#94a3b8', fontSize: 9, flexShrink: 0 }}>▶</span>
                           </div>
diff --git a/frontend/src/components/korea/KoreaMap.tsx b/frontend/src/components/korea/KoreaMap.tsx
index 0568210..61e7c16 100644
--- a/frontend/src/components/korea/KoreaMap.tsx
+++ b/frontend/src/components/korea/KoreaMap.tsx
@@ -240,20 +240,24 @@ export function KoreaMap({ ships, allShips, aircraft, satellites, layers, osintF
         return classifyFishingZone(s.lat, s.lng).zone !== 'OUTSIDE';
       }).slice(0, 200).map(s => (
         <Marker key={`illegal-${s.mmsi}`} longitude={s.lng} latitude={s.lat} anchor="center">
-          <div style={{
-            width: 20, height: 20, borderRadius: '50%',
-            border: '2px solid #ef4444',
-            backgroundColor: 'rgba(239, 68, 68, 0.2)',
-            animation: 'pulse 2s infinite',
-            pointerEvents: 'none',
-          }} />
-          <div style={{
-            fontSize: 8, fontWeight: 700, color: '#ef4444',
-            textShadow: '0 0 2px #000, 0 0 2px #000',
-            textAlign: 'center', marginTop: -2,
-            whiteSpace: 'nowrap', pointerEvents: 'none',
-          }}>
-            {s.name || s.mmsi}
+          <div style={{ position: 'relative', pointerEvents: 'none' }}>
+            {/* 강조 펄스 링 — 선박 아이콘 중앙에 오버레이 */}
+            <div style={{
+              width: 24, height: 24, borderRadius: '50%',
+              border: '2px solid #ef4444',
+              backgroundColor: 'rgba(239, 68, 68, 0.15)',
+              animation: 'pulse 2s infinite',
+              boxShadow: '0 0 8px rgba(239, 68, 68, 0.4)',
+            }} />
+            {/* 선박명 — 아이콘 아래 */}
+            <div style={{
+              position: 'absolute', top: 26, left: '50%', transform: 'translateX(-50%)',
+              fontSize: 8, fontWeight: 700, color: '#ef4444',
+              textShadow: '0 0 2px #000, 0 0 2px #000',
+              whiteSpace: 'nowrap',
+            }}>
+              {s.name || s.mmsi}
+            </div>
           </div>
         </Marker>
       ))}
diff --git a/prediction/algorithms/fleet.py b/prediction/algorithms/fleet.py
index 22ccd0c..98224a1 100644
--- a/prediction/algorithms/fleet.py
+++ b/prediction/algorithms/fleet.py
@@ -10,7 +10,7 @@ logger = logging.getLogger(__name__)
 
 def detect_group_clusters(
     vessel_snapshots: list[dict],
-    spatial_eps_nm: float = 10.0,
+    spatial_eps_nm: float = 3.0,
     time_eps_hours: float = 2.0,
     min_vessels: int = 3,
 ) -> dict[int, list[dict]]: