{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003013","480:4800005478","480:4800005952","480:4800004875","468:4680003063","468:4680003942","493:4930000390","480:4800004205","468:4680005616","468:4680006018","480:4800004187","467:4670003416","494:4940008530","480:4800004107","480:4800004795","480:4800005562","494:4940008835","480:4800004613","480:4800005143","478:4780009083","493:4930001009","494:4940002540","468:4680004733","468:4680004440","490:4900003903"],"twin_admin_codes":[493,480,480,480,468,468,493,480,468,468,480,467,494,480,480,480,494,480,480,478,493,494,468,468,490],"twin_sims":[0.09703340770651701,0.09557817218979718,0.08423736898841738,0.062304473678383494,0.05201422436681441,0.03223541164920279,0.031547244619644116,0.02889249342426579,0.02801860327235198,0.02715510322150626,0.027133077666991714,0.02541186688984749,0.022837894952009948,0.02270764028704508,0.02102591081896698,0.019427212648436214,0.018253417165558825,0.0182093024682898,0.014788832309714665,0.012764265414574464,0.012645813575334841,0.012429858606982225,0.011903031478567722,0.011391587337652874,0.010520537248891404],"twin_dists":[0.28052287681893906,0.2814300014082269,0.28890092303253057,0.30600380830638907,0.31579739659104794,0.3403945493263965,0.3414621839816296,0.3457771803853,0.3472721678521881,0.348789308188804,0.34882854662417984,0.3519832953795802,0.3570643445125395,0.3573344389482612,0.36094827016639724,0.3646250451159523,0.36749674578283353,0.36760778925642,0.37703362035342175,0.3835633951518252,0.38397317212236814,0.3847290834996333,0.3866231588263691,0.3885344641003412,0.39197256346098025],"n_dims_used":43,"mean_confidence":0.9229039924089298},"coverage":{"mean_confidence":0.9229039924089298,"n_dims_used":43,"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}}