{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012190","490:4900010628","490:4900012188","490:4900011870","490:4900011804","490:4900009785","490:4900010709","490:4900011544","490:4900010454","490:4900011789","490:4900010801","490:4900012189","490:4900011547","490:4900012191","490:4900010797","490:4900011272","490:4900012122","490:4900011201","490:4900011809","490:4900011034","490:4900011869","490:4900011741","490:4900011806","490:4900011920","490:4900011984"],"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":[0.5809675717701643,0.5672568324693876,0.5443706681876798,0.5299793770294593,0.528921278536671,0.4390242922564167,0.40266266021237823,0.39530092578576653,0.39278345419517463,0.3863899000011521,0.38593613029015,0.37613725707756074,0.3640257350414134,0.3630919076860936,0.35006094023459156,0.3432741637543555,0.339813197952732,0.33242468222974236,0.2794754655785616,0.26669527476746424,0.26262929806738644,0.25535240721354574,0.2529774677938771,0.2511938417185064,0.24849525865088762],"twin_dists":[0.1353514419489072,0.13829567074340268,0.14323040932780948,0.14635156969117152,0.1465817191611773,0.16664476114103727,0.1751771560242419,0.17694491815798874,0.1775528955893281,0.1791051882976902,0.1792158176311929,0.18162018650696787,0.1846348180523536,0.18486932219697227,0.1881744651777711,0.1899212529883483,0.19081910249137077,0.1927524636404323,0.20737997411300527,0.21115279689786418,0.212376498699794,0.21459657148309272,0.21532977356019087,0.21588330622532265,0.21672557826929262],"n_dims_used":45,"mean_confidence":0.9154864841037327},"coverage":{"mean_confidence":0.9154864841037327,"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}}