{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001810","485:4850006010","485:4850003828","485:4850003369","480:4800005692","499:4990002208","485:4850003911","480:4800004947","485:4850004465","485:4850001662","485:4850008625","489:4890000299","485:4850003351","485:4850004188","499:4990002989","477:4770000953","499:4990002284","481:4810004999","480:4800005538","500:5000005532","485:4850000757","500:5000010805","493:4930000421","480:4800005536","473:4730006168"],"twin_admin_codes":[485,485,485,485,480,499,485,480,485,485,485,489,485,485,499,477,499,481,480,500,485,500,493,480,473],"twin_sims":[0.29698358361629806,0.29487337667998814,0.28786510506024005,0.2615291327593445,0.2483762479344139,0.22765074430598,0.22738763872862297,0.20818698114461875,0.19994340718423922,0.1971116623484305,0.18771816942619657,0.18272274357942814,0.1821254283756332,0.1753887880788542,0.17128196324942735,0.1688672751328786,0.16738414591945316,0.1646567956801212,0.16088762452163144,0.15888801268052055,0.15655662096004555,0.14988480650682862,0.14788081609097098,0.14701569482031976,0.14237361536911106],"twin_dists":[0.202377493633272,0.20297095069250162,0.2049601533444735,0.21270963867532972,0.21676285794728306,0.2234401872780065,0.22352746706129004,0.2300882350209414,0.23303123541851492,0.23406142079215309,0.2375541443342615,0.23946160181670312,0.23969213029897535,0.2423299324454761,0.24397358329669258,0.24495321465717088,0.24555991567512533,0.24668577674484182,0.24826411998992928,0.24911237886109958,0.25011125711550414,0.25303124999340426,0.25392695122472675,0.2543163948360833,0.256435560867598],"n_dims_used":45,"mean_confidence":0.9144520229763455},"coverage":{"mean_confidence":0.9144520229763455,"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}}