{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005936","480:4800006133","493:4930002312","487:4870000814","480:4800005822","487:4870009978","493:4930003160","487:4870009174","487:4870012994","486:4860004027","493:4930003171","494:4940001342","486:4860004158","493:4930003523","487:4870011389","486:4860003949","486:4860002797","487:4870010903","494:4940002481","466:4660008830","487:4870000467","486:4860004164","487:4870013400","470:4700003538","486:4860004043"],"twin_admin_codes":[480,480,493,487,480,487,493,487,487,486,493,494,486,493,487,486,486,487,494,466,487,486,487,470,486],"twin_sims":[0.08261503435933298,0.03763012239177581,0.019343716369414666,0.01883430756755508,0.01770995751466088,0.016451013786361785,0.012907477421366232,0.01184525801452046,0.011791139476780104,0.010906415090672302,0.009065500763591857,0.008730421690619359,0.007996293699439857,0.006581353712195922,0.005750514731981021,0.005427705822680492,0.00532947140142717,0.003574695671466099,0.0034223527186764188,0.002875591553429485,0.0026475511689531017,0.002515966959491812,0.002512255597738903,0.002361240550025711,0.0022939264268418535],"twin_dists":[0.2900341046355902,0.33263847699578963,0.36482423815943404,0.3660560382040178,0.3688814171491755,0.37223796121256214,0.3830724339727407,0.3868353696747882,0.3870349901101019,0.39041939092572475,0.3983265217327685,0.39991817978651323,0.4036058242001913,0.4116638089028033,0.41715660695194956,0.41948609917198576,0.4202198656807332,0.435955796490169,0.43763759697220656,0.44429592748909524,0.4474216672065243,0.44933937775147925,0.4493947886644842,0.4517156453456428,0.4527943325412986],"n_dims_used":42,"mean_confidence":0.9074482690720331},"coverage":{"mean_confidence":0.9074482690720331,"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}}