{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011046","490:4900009060","490:4900010186","490:4900011672","490:4900011106","490:4900011339","490:4900011940","490:4900004946","490:4900010445","490:4900004800","490:4900009685","490:4900009675","490:4900011933","490:4900009260","490:4900011402","490:4900009479","490:4900012471","490:4900012406","490:4900012543","490:4900012823","466:4660007132","490:4900005077","490:4900011599","490:4900010080","490:4900004119"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.33710277736633554,0.332168990453213,0.21523906802908033,0.17742138870859028,0.15443467123905075,0.14945214433177698,0.12889436909620114,0.12852712413792208,0.11903244831845602,0.11871267584311819,0.11742791426533533,0.1154403446572366,0.11175236509087219,0.10939844855825678,0.08701741246970798,0.07452160975562742,0.07323401109911169,0.07318723382099623,0.07177755615528898,0.06121179407039181,0.05467537279653314,0.05242778715452932,0.051768017820277554,0.04737503148391856,0.03933399837774616],"twin_dists":[0.1915256750484551,0.1928197864905359,0.22763303527077489,0.2415265786480167,0.2510298883806491,0.2532238814224633,0.2628963792916506,0.26307938021705746,0.26795465193161094,0.26812393321645367,0.2688076007461306,0.2698766457939056,0.2718983656609645,0.27321583073354594,0.28699893514090047,0.29596946040203076,0.2969610942683504,0.29699738389205216,0.2980999145710198,0.30697754251865733,0.3131209998151299,0.31537411557488215,0.31605071826630504,0.32074843956574445,0.33038527965393477],"n_dims_used":45,"mean_confidence":0.9109902275933159},"coverage":{"mean_confidence":0.9109902275933159,"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}}