{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003490","480:4800004626","480:4800003970","480:4800004630","480:4800004452","480:4800004625","480:4800003888","480:4800005722","480:4800004450","480:4800004711","493:4930006182","470:4700005294","480:4800003530","490:4900001742","480:4800004537","480:4800004451","490:4900004042","480:4800004538","480:4800003968","468:4680004173","480:4800003814","468:4680003191","468:4680001953","480:4800003896","480:4800003743"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,493,470,480,490,480,480,490,480,480,468,480,468,468,480,480],"twin_sims":[0.4518712364369174,0.4512086317835031,0.4148618467909394,0.41293651394081404,0.40963416131903463,0.3481694110334229,0.32060703495910714,0.31826855063396897,0.27986228140239855,0.26736523805575285,0.2644432476535426,0.2559404814015125,0.24855824381477842,0.24456252378125923,0.24165335155319148,0.23875977451614475,0.23509983461078715,0.21206284170372935,0.21069950008900754,0.20948022877625067,0.20753740708027454,0.20682185662356356,0.2030592300568465,0.2023705387939758,0.19867342546715105],"twin_dists":[0.16369936127307932,0.16385049405279575,0.17227934828092148,0.17273418298828827,0.17351647632292133,0.18865950012693217,0.19589439494410787,0.19652372538773544,0.20726744655667106,0.2109522814340002,0.21182912011900104,0.2144156873227583,0.21670585302414958,0.2179636188983283,0.21888772001128529,0.21981404576261074,0.22099624006710697,0.2287319903371561,0.22920711749151432,0.22963380705027844,0.23031721143937145,0.23057001119959816,0.23190925872027124,0.23215622506454114,0.2334919985384535],"n_dims_used":43,"mean_confidence":0.9230674921080123},"coverage":{"mean_confidence":0.9230674921080123,"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}}