{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004598","490:4900001329","487:4870003823","490:4900000518","490:4900000191","490:4900003223","490:4900004462","490:4900001185","490:4900003600","490:4900000684","487:4870003536","490:4900002658","490:4900000523","490:4900001755","493:4930007147","487:4870004834","490:4900000281","490:4900000397","480:4800004120","490:4900001196","490:4900000189","487:4870002290","493:4930006186","490:4900001353","490:4900000620"],"twin_admin_codes":[490,490,487,490,490,490,490,490,490,490,487,490,490,490,493,487,490,490,480,490,490,487,493,490,490],"twin_sims":[0.5292507446810228,0.4288918519289128,0.4024904152406577,0.3940876772507873,0.36925637884784157,0.3669331346982922,0.356196350410045,0.3539010274126732,0.3217680905811083,0.3159085723117158,0.3129604341745324,0.30585269711034113,0.3030142632656183,0.30197649575450364,0.2973612018436589,0.28689338178982643,0.28156482693845486,0.2813911024940459,0.2772517915822789,0.27473969976014,0.2722011283679646,0.2720770737143512,0.2474114851624085,0.24278610218142305,0.2416568473782676],"twin_dists":[0.14651004566326917,0.16899166132913937,0.1752183484398908,0.1772376970136018,0.18332685184581263,0.18390664363938874,0.1866105360620889,0.18719396849076908,0.19558288931447446,0.1971614864921894,0.19796199446836,0.19990984404581436,0.20069499111064418,0.20098311633220306,0.2022715575997294,0.20523823437149571,0.20677328232404707,0.20682362275750363,0.20802870273907267,0.2087654053976901,0.20951408029994356,0.20955077628652022,0.2170654900979488,0.21852705016287857,0.2188866052519197],"n_dims_used":45,"mean_confidence":0.9108901977539062},"coverage":{"mean_confidence":0.9108901977539062,"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}}