{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003749","490:4900000669","490:4900004442","490:4900003223","490:4900004183","490:4900003340","487:4870002292","490:4900001042","490:4900002189","490:4900001207","490:4900001846","490:4900004864","490:4900006170","490:4900004044","490:4900005913","490:4900004726","490:4900001742","490:4900003200","487:4870002454","490:4900006766","487:4870011568","487:4870002544","490:4900000674","490:4900001866","490:4900003879"],"twin_admin_codes":[490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,487,490,487,487,490,490,490],"twin_sims":[0.5796772665553981,0.5448348575203886,0.5306537796280911,0.4947177964423319,0.48199540090750487,0.4750564370193522,0.46443255739965267,0.44864940727409836,0.4235703903644446,0.41460519181816846,0.41398093462832963,0.4024911930558912,0.3912910436079711,0.3803620474849109,0.3624577054178353,0.36075326528918683,0.3581686257718638,0.35740545088893905,0.3556321532209528,0.35451454207985883,0.35285057147521764,0.35215203918973187,0.34330449098274723,0.3390918677722285,0.3390705993867288],"twin_dists":[0.1356282407729407,0.1431299986132997,0.1462049298347793,0.15408257801424552,0.15690866757824656,0.1584598260024389,0.16084932184694498,0.16443500350998486,0.17023326032220215,0.17233992680435845,0.17248733854128,0.17521816240739072,0.17791417218595523,0.1805798824185506,0.18502875819797013,0.18545795116786568,0.18611076400516494,0.18630398327999131,0.18675376491951803,0.18703783216502395,0.18746163055107395,0.18763984988075758,0.18991340685803473,0.19100684709409127,0.19101238599032025],"n_dims_used":45,"mean_confidence":0.9149201287163629},"coverage":{"mean_confidence":0.9149201287163629,"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}}