{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000281","480:4800000291","480:4800000293","480:4800000352","494:4940007746","494:4940005815","494:4940007952","494:4940007953","494:4940004717","494:4940007533","494:4940007641","494:4940005601","494:4940005719","490:4900000380","494:4940006890","490:4900000877","487:4870003943","496:4960011142","494:4940005835","480:4800000478","480:4800000444","480:4800000275","496:4960011671","494:4940006364","494:4940006581"],"twin_admin_codes":[480,480,480,480,494,494,494,494,494,494,494,494,494,490,494,490,487,496,494,480,480,480,496,494,494],"twin_sims":[0.307105062488751,0.19415314707926243,0.15144909473703855,0.04815855838490132,0.046618839685839714,0.04198174829219753,0.03201546998212578,0.028181525719547806,0.027639929051564687,0.02737838220664772,0.025951514922395863,0.025601535271326324,0.0255326626452463,0.024783422553895096,0.02352258268536343,0.023416219569814312,0.02291580484462801,0.022761375965436315,0.021439654837211726,0.02119088710825764,0.02065243788506286,0.02057215216253739,0.02053508324012184,0.01960937560808818,0.01886721455603102],"twin_dists":[0.19956476418500718,0.23514872630810785,0.2523381891021715,0.3198846541517196,0.3215934911238859,0.32704244006715066,0.34073363461660877,0.3469904406794629,0.34793245937382067,0.3483930773279405,0.3509748527812126,0.3516267717739236,0.35175596847770985,0.3531812593492316,0.35566617911650095,0.35588104316074465,0.35690342975287437,0.3572228508157343,0.3600364899685679,0.3605828512144616,0.3617848165006288,0.36196636845127067,0.3620504016445162,0.3641930489327678,0.3659755916951064],"n_dims_used":43,"mean_confidence":0.9153024540391079},"coverage":{"mean_confidence":0.9153024540391079,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}