{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012264","490:4900012273","490:4900012260","490:4900012763","490:4900013101","490:4900012480","490:4900012830","490:4900012553","490:4900013002","490:4900012764","490:4900012959","490:4900012272","490:4900012837","490:4900013037","490:4900012696","490:4900012476","490:4900012765","487:4870000096","490:4900012894","490:4900012538","490:4900012410","490:4900012698","490:4900012890","490:4900012340","490:4900013068"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490],"twin_sims":[0.4122221459268835,0.38539691485744826,0.28630442986625976,0.26987712665342695,0.2647350796973668,0.2536994124809496,0.23194582082190587,0.22776877831470596,0.22720955199720858,0.20336147812864216,0.19426649109526747,0.19005766881705694,0.18992849058012154,0.18990800049859388,0.18481539683912263,0.18015941899113472,0.17730453873891922,0.17726857478822466,0.17344893040297224,0.17018901258351726,0.1659037096357685,0.155795300602367,0.15573946548055356,0.15444766696322312,0.15127886974464708],"twin_dists":[0.1729031771306305,0.17934735902623664,0.2054070514249525,0.21020325273348142,0.2117412759262802,0.21510643072684035,0.22202471631535295,0.2234010536639647,0.22358658158642636,0.2318010533736974,0.23510685937483414,0.23667306396211918,0.23672151532462146,0.23672920273216524,0.238658130143839,0.24045468904607642,0.24157258386525823,0.24158674763656945,0.243102843456692,0.24441575378837538,0.24616938896945662,0.2504397934650824,0.2504639344159992,0.2510242342667212,0.25241335154021227],"n_dims_used":45,"mean_confidence":0.907271236843533},"coverage":{"mean_confidence":0.907271236843533,"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}}