{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002640","499:4990002560","499:4990001410","499:4990002474","499:4990001688","499:4990002877","499:4990002938","499:4990002404","499:4990001696","499:4990003087","499:4990003216","499:4990002725","499:4990002947","499:4990002139","499:4990001512","499:4990003222","499:4990003285","499:4990002053","499:4990003223","499:4990003221","499:4990001974","499:4990002565","499:4990002143","499:4990003086","499:4990002800"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9367831344062959,0.8909084941445728,0.8702078598785573,0.8680265758188429,0.8645274219977628,0.8528341240785055,0.8513202480632923,0.8442906686941971,0.8434736815555696,0.8167864070536422,0.8159000850253431,0.8144906031296163,0.8091167172481186,0.7993420314958759,0.7943844033657412,0.7874552143445099,0.7868168337889175,0.7863544905453604,0.7806254943494539,0.7788325614779066,0.7743075025905349,0.7711892430721577,0.770612915051058,0.7695628213306788,0.7607082003602962],"twin_dists":[0.04693609716364184,0.06242453593931199,0.06848294805554093,0.06909834086022769,0.07007742700154747,0.07328195128278144,0.07368975898606199,0.0755638405686471,0.07577963856822315,0.08262664569436408,0.08284798831145608,0.08319926062640674,0.08453065336531597,0.08692210406702316,0.0881211172509941,0.0897824088376015,0.08993464515945289,0.09004481766816368,0.0914042884257537,0.09182763598819621,0.09289180332171192,0.09362166780423217,0.09375626324553785,0.09400126442604148,0.09605540910180622],"n_dims_used":44,"mean_confidence":0.9274572892622515},"coverage":{"mean_confidence":0.9274572892622515,"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}}