{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006972","470:4700006451","470:4700006853","470:4700007082","470:4700006729","470:4700005895","470:4700006852","470:4700006177","470:4700007181","470:4700007178","470:4700007079","470:4700006594","470:4700006732","470:4700006968","470:4700005743","470:4700006450","489:4890001476","470:4700006726","470:4700006728","470:4700006174","470:4700006172","470:4700006179","470:4700004814","470:4700006727","470:4700005894"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,489,470,470,470,470,470,470,470,470],"twin_sims":[0.9605863707162104,0.946098787590278,0.9424301847606984,0.9346057573630698,0.9070647717317322,0.9055490491101156,0.8673779029069824,0.8594747875207192,0.8458624472722439,0.8455693383395128,0.8349561091054657,0.8195988828572196,0.8151518079994695,0.7950439916436222,0.7878978667044495,0.7723542801566758,0.7516937099343626,0.7408958070597997,0.7402539504098911,0.7342283675353659,0.7310411395830938,0.7212198598855112,0.7168248413358228,0.7109712827066811,0.6990779814080811],"twin_dists":[0.036830984082913534,0.04323407909094211,0.044724156281658205,0.047765035639050976,0.05736320086464788,0.05785287722910218,0.06928058886610465,0.07147435381223811,0.075147520706338,0.07522527296003133,0.07800606376548391,0.08192192467399341,0.08303458399175488,0.08796210825884915,0.08967676920113342,0.093349300822588,0.09812640027395594,0.10058278476996246,0.1007280225805514,0.10208748882782213,0.10280376509545353,0.10499952719928242,0.10597690712281833,0.10727400572642067,0.10989453612898319],"n_dims_used":43,"mean_confidence":0.9116529420364735},"coverage":{"mean_confidence":0.9116529420364735,"n_dims_used":43,"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}}