{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006320","490:4900002819","490:4900006446","490:4900006198","490:4900007288","490:4900006930","490:4900005562","490:4900006805","490:4900007053","490:4900006542","490:4900002222","490:4900002670","490:4900006203","490:4900005428","490:4900007665","490:4900007047","490:4900006921","490:4900004205","490:4900005156","490:4900005421","490:4900006185","490:4900003779","490:4900006189","490:4900002970","490:4900006671"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43503646184025824,0.3696924966924855,0.31508453916912627,0.30624159252304367,0.29529575427263927,0.2728885088840434,0.25573754729188297,0.2248891956651952,0.22321761232310727,0.20770450150400643,0.1996980557203475,0.19620113313547896,0.190936398202484,0.18800673828959244,0.17538104105915509,0.17248300517845383,0.17233693775062062,0.17031988632442635,0.1531431085739801,0.15146280932078532,0.1437779119485275,0.14163274102039466,0.13649031505787462,0.13443080413838812,0.1325544861724644],"twin_dists":[0.16756581614712088,0.18321821683363332,0.19738480772832798,0.19980259966015812,0.2028519647727605,0.20931093602295275,0.21447807750514905,0.22435963056039565,0.2249198260782086,0.23025826362915391,0.2331200939076422,0.2343948435330335,0.2363440847130937,0.2374450519643051,0.24233300698656052,0.243490008321517,0.2435486903672081,0.24436269959666948,0.2515935623941514,0.2523321361644579,0.2557891428993257,0.25677850755645554,0.25919652566494517,0.26018405857325577,0.26109368852195725],"n_dims_used":45,"mean_confidence":0.9022000630696615},"coverage":{"mean_confidence":0.9022000630696615,"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}}