{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003245","485:4850004168","485:4850003155","485:4850002867","485:4850004836","485:4850003233","485:4850003657","485:4850004164","485:4850004841","485:4850005572","485:4850003800","485:4850003569","485:4850004834","485:4850004971","485:4850005172","485:4850004511","485:4850003882","485:4850004574","485:4850004166","485:4850006472","485:4850003945","485:4850003942","485:4850003875","485:4850005570","485:4850004169"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.8017893929553366,0.8011688746481264,0.7250058178671566,0.7025109601306289,0.6629588533777427,0.5668694957546608,0.5393772999639038,0.5217978905985128,0.4904827504906467,0.46350196991008236,0.4510564875016136,0.44010011544992955,0.43819358265984787,0.43006435929049985,0.41885015428190037,0.4156051587411051,0.40390030080659334,0.3932283825412009,0.35318364444831324,0.32784111948815053,0.32597226778863986,0.31946495004333,0.3163297103709429,0.31491819620555933,0.30123776638795463],"twin_dists":[0.0863268415217551,0.08647798319459547,0.1041550634796128,0.1091400586374998,0.11775575191881829,0.1383789555153123,0.14431153169805214,0.14813378910555364,0.15502087427523323,0.1610595131816592,0.16388520811200977,0.16639684775927518,0.16683635356139345,0.16871894709658075,0.17134004484460136,0.17210399479883037,0.1748814068163252,0.1774453128600894,0.18737671693291374,0.19396363831574667,0.19446014383966415,0.1962014282613743,0.19704748121620114,0.19742992848136337,0.20118856823742187],"n_dims_used":45,"mean_confidence":0.9177600436740452},"coverage":{"mean_confidence":0.9177600436740452,"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}}