{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001146","499:4990001042","499:4990000957","500:5000005841","499:4990000958","500:5000005352","499:4990000564","500:5000005516","500:5000004119","499:4990001145","500:5000003237","499:4990000635","499:4990001043","499:4990000637","500:5000004841","499:4990000634","500:5000005351","499:4990001334","499:4990000636","500:5000004118","499:4990000790","500:5000005984","499:4990001046","500:5000004824","499:4990001139"],"twin_admin_codes":[499,499,499,500,499,500,499,500,500,499,500,499,499,499,500,499,500,499,499,500,499,500,499,500,499],"twin_sims":[0.8638280146414312,0.8520408950094293,0.7861088476048446,0.7828430349654154,0.7802916562925007,0.7663764743295854,0.7633598436272402,0.7435229305217247,0.7313314749664467,0.7161904917318369,0.7097517277923433,0.7003792886032528,0.683213274364645,0.6821077289568183,0.6769810265439675,0.6766985555022033,0.6715045136373663,0.6590627755025933,0.6581015683327642,0.6470702472085127,0.6451321107241191,0.6400466546488018,0.6382519348042335,0.6370937439571184,0.6349089242046402],"twin_dists":[0.07027196046613927,0.07349582306616634,0.09010332383696933,0.09087930834591272,0.09148318891790701,0.09474283747128834,0.095442416809525,0.09998744386582456,0.10273859501283096,0.10611772437705119,0.1075436119048442,0.10960871980407395,0.11336312541502071,0.11360383143807797,0.11471851504438713,0.11477986102687936,0.11590663754904168,0.11859702559359017,0.1188044220986697,0.12118068005158601,0.12159750353554724,0.12269038830834363,0.12307582242244589,0.12332448977046442,0.12379344505696784],"n_dims_used":44,"mean_confidence":0.9236939170143821},"coverage":{"mean_confidence":0.9236939170143821,"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}}