{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003562","499:4990000143","477:4770003560","477:4770003776","499:4990000091","499:4990000300","499:4990000145","499:4990000172","477:4770003862","499:4990000138","499:4990001021","499:4990000140","499:4990001024","499:4990000298","499:4990000358","499:4990000422","499:4990000860","499:4990000423","499:4990000308","499:4990000349","499:4990000481","500:5000002771","499:4990000692","500:5000002772","500:5000003227"],"twin_admin_codes":[477,499,477,477,499,499,499,499,477,499,499,499,499,499,499,499,499,499,499,499,499,500,499,500,500],"twin_sims":[0.9720901549240905,0.9232938574988643,0.9190546303580948,0.8874756786657275,0.876936377144361,0.8560060780702137,0.8474225650724643,0.8281284652286355,0.8104593055440901,0.8081050058363416,0.805347212425286,0.803798680388269,0.7904536246532855,0.7817013657691891,0.7520038942306487,0.744067145807819,0.7346678916785392,0.7300593798790993,0.7153065957161158,0.7126269587944012,0.7112407467260782,0.7010731970368876,0.6978798486306685,0.693161204927769,0.6916403961750989],"twin_dists":[0.03090179242790054,0.051887327669811405,0.05336236334834269,0.06345911519816495,0.06655882739627131,0.07242242131340937,0.07473276667406574,0.07976175534691073,0.08419917328067225,0.08477994670386427,0.08545736818961656,0.08583641338329312,0.08906555045073787,0.09114977850777232,0.0980554575032393,0.09986393787862756,0.10198856355357089,0.10302402165557469,0.1063138342285307,0.1069076410789608,0.10721440654563621,0.10945622374418248,0.11015750481858033,0.1111914774849089,0.11152417087480818],"n_dims_used":44,"mean_confidence":0.9247372367165305},"coverage":{"mean_confidence":0.9247372367165305,"n_dims_used":44,"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}}