优化pca降维的参数

STOmics · Mar 29, 2024 · 0e56f46 · 0e56f46
1 parent 7e0e532
commit 0e56f46
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/stereo/algorithm/time_series_analysis.py b/stereo/algorithm/time_series_analysis.py
@@ -195,7 +195,7 @@ def gene_spatial_feature(self, w_size=20):
         X = normalization.normalize_total(X, target_sum=1e4)
         X = np.log1p(X)
         X = scale.scale(X, zero_center=True, max_value=None)
-        X_pca = dim_reduce.pca(X, 50)['x_pca']
+        X_pca = dim_reduce.pca(X, min(50 , X.shape[1] -1))['x_pca']
 
         self.stereo_exp_data.tl.result['spatial_feature'] = X_pca
         self.stereo_exp_data.genes_matrix['spatial_feature'] = X_pca