{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001978","480:4800001355","480:4800002079","480:4800001809","480:4800001372","480:4800001581","480:4800001429","480:4800002316","480:4800002081","480:4800002083","480:4800002367","480:4800001412","480:4800002080","480:4800001580","480:4800002368","480:4800002317","480:4800002040","480:4800002237","480:4800002224","480:4800001585","480:4800002464","480:4800002135","480:4800002419","480:4800001248","480:4800001305"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7845313537760804,0.7381218581187192,0.7209306329426157,0.7079878727850292,0.6995273043841893,0.6954849013923037,0.6904744154077983,0.6828134309932968,0.6798783332772669,0.6790049661386504,0.6730255823805927,0.6721779234120717,0.6660913174592905,0.6563039808959666,0.6548372089520439,0.6486737920729363,0.6479234126624683,0.64439673346883,0.63982728511131,0.6275392548904424,0.6228773853544836,0.6197302241274618,0.5891888333129932,0.5812850360499136,0.575823392582324],"twin_dists":[0.09047857717891768,0.10120987197038302,0.10506394194850789,0.10793317143729454,0.10979587182313727,0.11068262806261274,0.1117790651230525,0.11345019567658944,0.11408886686384812,0.11427875066115105,0.11557690177400136,0.11576068028138205,0.11707859144317721,0.11919212400826441,0.11950832829697945,0.12083567529359977,0.12099713655257965,0.12175561011962657,0.12273750696368713,0.12537416694750386,0.12637336102695362,0.1270476576166769,0.13358884294878393,0.13528334644937604,0.13645529567695977],"n_dims_used":42,"mean_confidence":0.9114100138346354},"coverage":{"mean_confidence":0.9114100138346354,"n_dims_used":42,"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}}