{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011219},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010492","490:4900007781","490:4900008104","490:4900010748","490:4900011360","490:4900009822","490:4900008899","491:4910005762","490:4900010132","490:4900011767","490:4900010663","490:4900010023","490:4900008769","490:4900009625","490:4900009922","491:4910003892","490:4900010820","490:4900010123","490:4900009528","490:4900011361","490:4900009099","490:4900010407","490:4900009626","490:4900008118","490:4900011217"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2378500671046558,0.2186901183026295,0.1929277620891237,0.18040741895358842,0.1680832632486963,0.1381419816788049,0.11902740089413183,0.08484531370423355,0.06365731779866668,0.06269784092594981,0.056966571814209783,0.0524921947758281,0.05102988771692492,0.04571642941152073,0.036915452029112464,0.03624315169462964,0.02948952167214123,0.028709572825899535,0.02793043776839474,0.027575157072078894,0.026095996344512724,0.02591891693213171,0.02435222464788741,0.023305735305557407,0.023055928843339436],"twin_dists":[0.22010677925692035,0.22645132033488963,0.2356024469388799,0.24035817344745602,0.24527344909172194,0.25841258753456436,0.2679573212346798,0.28848076612629187,0.304817440983936,0.3056566889546878,0.31090176295498095,0.3153084442210529,0.31681622917612934,0.3226170906337413,0.3336093648789296,0.33453736062239564,0.3447780084449824,0.34608686022649576,0.34742521259959874,0.34804618056171294,0.35070793345709816,0.3510352525587294,0.3540185122929694,0.3561051300024788,0.35661520893496484],"n_dims_used":45,"mean_confidence":0.8861907958984375},"coverage":{"mean_confidence":0.8861907958984375,"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}}