{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012626","490:4900012947","487:4870001257","487:4870000386","487:4870001076","494:4940004230","487:4870001258","490:4900013209","487:4870001002","490:4900012404","487:4870000270","490:4900013102","487:4870000507","487:4870001075","487:4870000570","490:4900013138","490:4900012332","487:4870001639","487:4870001450","494:4940006270","487:4870004398","490:4900013135","490:4900012616","490:4900012941","487:4870001062"],"twin_admin_codes":[490,490,487,487,487,494,487,490,487,490,487,490,487,487,487,490,490,487,487,494,487,490,490,490,487],"twin_sims":[0.17345590251202928,0.12482050797105353,0.11163785291061373,0.09819101569460645,0.09305404923988492,0.08663678016647601,0.0839561121372041,0.08241995812239002,0.08079776674339684,0.06463974310716064,0.06340706507255085,0.06020516305617836,0.057920690927785595,0.05704767953932654,0.056621453996570044,0.05600270934731891,0.05492554343712645,0.05465581402805225,0.05230819609937504,0.0522213575637252,0.05100334170150195,0.04977783820374276,0.048868310501236495,0.048492281619038916,0.047442650638254404],"twin_dists":[0.24310005448592614,0.26494895229708365,0.27196195845050547,0.2798088822615548,0.2830295425402285,0.28725646267104094,0.28909612150810216,0.29017155764560726,0.2913247713001833,0.3039687800861829,0.3050353314502132,0.3078873069021042,0.3099993070856164,0.31082456397188074,0.3112312668789223,0.3118261940862834,0.31287498625535437,0.3131402728264022,0.3154962310044469,0.3155850479598835,0.316843931040612,0.3181360549729667,0.31911227358295585,0.3195203079737823,0.32067342520758574],"n_dims_used":43,"mean_confidence":0.9074163215104923},"coverage":{"mean_confidence":0.9074163215104923,"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}}