{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003336","490:4900001567","490:4900003478","490:4900002024","490:4900003887","490:4900004174","490:4900002001","490:4900003081","490:4900000568","490:4900001709","490:4900003615","490:4900004312","490:4900000479","490:4900004035","490:4900003617","490:4900001704","490:4900003734","490:4900001875","490:4900001319","490:4900002341","490:4900002459","490:4900004597","490:4900004032","490:4900003898","496:4960009069"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6696024329133803,0.6155375681225274,0.5716971435596133,0.5691445046365747,0.5486180203074361,0.5132931586437629,0.510399379833989,0.5002476957714105,0.49158632429840965,0.49129438326061836,0.4805923555405184,0.4769646593813969,0.4697225280077122,0.4684226296318012,0.4627337216100348,0.4587006942350894,0.4578603336781334,0.45616037612149674,0.4530716161762487,0.4520836840424826,0.45081579686745693,0.44692434636270356,0.4452412191643809,0.44027503635484966,0.43733686782607845],"twin_dists":[0.11631870081728694,0.12794572423927034,0.13734138264313744,0.1378898801594358,0.14231220032857672,0.1499932973079414,0.15062772960089008,0.15286088250688135,0.15477614271231652,0.15484086848136683,0.15722172889624586,0.15803253136081966,0.15965723007440422,0.15994973358862197,0.16123314825797005,0.16214634577156242,0.16233698825320797,0.16272302325172283,0.16342577675227335,0.16365092172993936,0.16394013428253124,0.1648297025923449,0.16521536422378735,0.16635656129856852,0.16703409371841316],"n_dims_used":45,"mean_confidence":0.9169720119900173},"coverage":{"mean_confidence":0.9169720119900173,"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}}