{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002029","474:4740001415","474:4740001821","474:4740001618","474:4740002466","474:4740000907","474:4740002749","474:4740002837","474:4740001719","474:4740001922","474:4740003023","474:4740001416","474:4740001528","474:4740000899","474:4740001737","486:4860000187","474:4740001315","474:4740001522","474:4740001326","474:4740001832","474:4740002347","474:4740001102","474:4740001321","474:4740002353","487:4870012092"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,487],"twin_sims":[0.5543622774309774,0.4843885433269363,0.42116943961841713,0.393456162613785,0.38240296557697556,0.3684926502758139,0.3452912037227668,0.32465253457896126,0.3186258345948974,0.2943054803411895,0.2620107512497948,0.17913459981652985,0.17411170691153666,0.17149194785167005,0.1684958095913247,0.16349829679156855,0.15839329064011232,0.1541928979898097,0.13648856666319065,0.11743413879481425,0.11514486922887428,0.11254849592997003,0.11095064228232104,0.10182878718592071,0.1015068852124507],"twin_dists":[0.14107225739151952,0.15637534597451583,0.17079557320368527,0.17739025800108044,0.18007933353506753,0.1835172473515838,0.18940021326590317,0.1948117130252631,0.1964274056511506,0.20313108875245606,0.21256369239295467,0.240854525088846,0.24283807803903185,0.24388886249840674,0.2451048084187945,0.24716808811939964,0.24932344354244865,0.25113514146601573,0.25919735926597165,0.2688042746675504,0.2700367761661657,0.27145762963592907,0.2723446532916761,0.2776072821642104,0.2777995943734206],"n_dims_used":45,"mean_confidence":0.9180384318033854},"coverage":{"mean_confidence":0.9180384318033854,"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}}