{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000814","497:4970000600","497:4970000739","497:4970000150","497:4970001489","497:4970000414","497:4970001236","497:4970001719","497:4970001650","497:4970001328","497:4970000347","497:4970000156","497:4970001408","497:4970000178","497:4970000189","497:4970000669","497:4970001057","497:4970001402","497:4970001806","497:4970001237","497:4970000968","497:4970001409","497:4970001318","497:4970001659","497:4970000741"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.46148488615852473,0.3295993875931482,0.13614829789453411,0.12396009864092916,0.09574002642772299,0.08887852948650524,0.0863362230126775,0.08542686807518543,0.0852307616724354,0.07586907022536736,0.06924505765685289,0.06904813110474603,0.05745343094342917,0.05525511323254589,0.05085957342029304,0.04807817343994622,0.04766761213662661,0.04429121328109934,0.04155664338909044,0.0358741429905852,0.03283004850667073,0.03229992125511659,0.03153664890793167,0.030976971476396005,0.02839449368960925],"twin_dists":[0.16151561925710362,0.19349793565435058,0.2593597453583721,0.2653889448659031,0.2813285744368701,0.285752483085964,0.28746044985697033,0.2880810882677481,0.2882156209493539,0.2949464295125405,0.30012549715902576,0.3002855129401845,0.3104397211004972,0.3125523046590111,0.31699416793984925,0.3199727303277584,0.3204245022599857,0.3242687393624919,0.3275669324888324,0.3350529447038749,0.33948759073014434,0.3402954694902024,0.3414787774117041,0.3423621163257821,0.3466242786239012],"n_dims_used":45,"mean_confidence":0.8982177734375},"coverage":{"mean_confidence":0.8982177734375,"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}}