{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004833","490:4900005110","490:4900012289","490:4900004968","490:4900004687","490:4900012851","496:4960007269","490:4900005628","490:4900004278","466:4660006721","490:4900012711","490:4900005247","466:4660008195","490:4900012853","490:4900005240","494:4940004667","466:4660007889","490:4900004423","466:4660007891","490:4900004834","490:4900007499","490:4900010458","494:4940008082","490:4900005496","490:4900004414"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,466,490,490,466,490,490,494,466,490,466,490,490,490,494,490,490],"twin_sims":[0.7231777595513722,0.2709698854150254,0.264047242002414,0.2589962808962832,0.23448922859587024,0.2332006016243397,0.21413346881294754,0.20498534543209765,0.19239708801836897,0.18274865378475338,0.16956811169962893,0.16728360449935586,0.16679136151160157,0.16125175442242243,0.1381522028105039,0.12623950370974202,0.12367037276750983,0.12165955164280452,0.12153496813575053,0.1212628009445712,0.11773249847914928,0.11376336385121236,0.11032946395551425,0.10976069606848639,0.10972099569200341],"twin_dists":[0.10456311412369856,0.20987874573630427,0.21194841835935127,0.21347996743044176,0.22119463987702584,0.22161445834331522,0.22801431459374347,0.23122158584783903,0.23579956089760273,0.2394516140515199,0.2446678572232941,0.24560118381410256,0.24580348774538036,0.2481104776735233,0.2584077581107211,0.26422831842296907,0.2655376262574887,0.266576912547333,0.2666417325676113,0.26678351596434313,0.2686450043441527,0.27078969157554644,0.2726921549768487,0.27301166618488465,0.2730340160567262],"n_dims_used":45,"mean_confidence":0.9142058478461371},"coverage":{"mean_confidence":0.9142058478461371,"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}}