{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001266","499:4990000886","499:4990000233","499:4990001068","499:4990000081","472:4720000676","472:4720001004","499:4990000433","499:4990001276","499:4990000071","499:4990000723","499:4990001277","499:4990000643","499:4990000979","499:4990000801","499:4990000061","499:4990000198","499:4990000644","477:4770003832","499:4990000971","499:4990000234","499:4990000314","499:4990001075","477:4770003872","499:4990000507"],"twin_admin_codes":[499,499,499,499,499,472,472,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499,477,499],"twin_sims":[0.810769072781942,0.796967637708501,0.79483185049813,0.7807359289111493,0.7797412884327437,0.7730040806561438,0.7729402752477719,0.7575655427579981,0.7548478099993787,0.7346278355693712,0.7301562709078153,0.7088259937299739,0.7063386263590439,0.6995456123938709,0.6980789578986897,0.6739938688364214,0.6558619787101776,0.655355988227373,0.6501112515148367,0.6429035907337204,0.6393686489071537,0.6375272338164897,0.631356130533413,0.627317469849745,0.6225219786744981],"twin_dists":[0.084122585635909,0.08749747560044208,0.08801326672160861,0.09137818035913191,0.09161319008173159,0.09319722107336727,0.09321215945517082,0.09677962715234376,0.09740398248793586,0.1019975806468253,0.1030022920641679,0.10774812141089637,0.10829702565154216,0.10979185113478165,0.11011381617077871,0.11536689589861332,0.11928742385679147,0.11939650557820264,0.1205262916530149,0.1220765608142074,0.12283601177266465,0.12323142396139067,0.12455568472338559,0.12542171419664916,0.12644951775375168],"n_dims_used":45,"mean_confidence":0.9252982245551216},"coverage":{"mean_confidence":0.9252982245551216,"n_dims_used":45,"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}}