{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007370","490:4900006878","490:4900007120","490:4900007624","490:4900007623","490:4900007124","490:4900007495","490:4900006750","490:4900007243","490:4900007617","490:4900001142","490:4900007606","490:4900002749","490:4900007616","490:4900007367","490:4900007379","490:4900007737","490:4900004671","490:4900007240","490:4900000660","490:4900002143","490:4900006992","490:4900006761","490:4900003184","490:4900003844"],"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":[0.7839405099605207,0.7355155850910658,0.6754362125094795,0.6565209159216467,0.6446587977567668,0.616856944298491,0.6117861243652384,0.5955178289831273,0.4769038813300475,0.47340922502461397,0.4728503371797742,0.4551240926792561,0.449493163096761,0.44765502679772523,0.43520583778973676,0.43116186111489774,0.43042839314686326,0.425988368079889,0.42230318389313776,0.4218833097031878,0.42003405427531765,0.415226148930508,0.412298127820366,0.4109202965608652,0.40914019460235995],"twin_dists":[0.09061892032783561,0.10179766608550761,0.11505392461085924,0.11914534637601572,0.12169926900652928,0.12766313812087413,0.12874912309116504,0.13223288787182266,0.1580461323579697,0.1588291274853924,0.1589545254722044,0.1629586036775067,0.16424215788750934,0.16466245059908383,0.16752662801103782,0.1684639528483477,0.16863433794785687,0.16966830440087116,0.17052987820012558,0.1706282414313592,0.1710619552890745,0.17219338946127322,0.17288519645232225,0.17321147732519152,0.17363372926931295],"n_dims_used":45,"mean_confidence":0.9204427083333333},"coverage":{"mean_confidence":0.9204427083333333,"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}}