{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000024","480:4800000135","480:4800000106","480:4800000107","480:4800000171","480:4800000136","480:4800000006","480:4800000166","480:4800000010","480:4800000133","480:4800000170","480:4800000132","480:4800000202","480:4800000203","480:4800000023","480:4800000131","480:4800000041","480:4800000000","480:4800000002","480:4800000001","480:4800000227","480:4800000204","480:4800000164","480:4800000165","480:4800000042"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5149425957133721,0.42287675698760885,0.4200452097430287,0.4164823523386,0.3943364212140111,0.3782746222912306,0.36708673761389227,0.3617032453338296,0.34539005108883786,0.31268148776128424,0.3014527370954618,0.271138732992971,0.2710476062909598,0.26607258735566625,0.26385151575259475,0.24426592659114565,0.22736451345762781,0.22157217982312874,0.21301033067653263,0.18575795071849513,0.17789362555988752,0.1623493831537075,0.1514800379357383,0.14569019548055104,0.14127262728983947],"twin_dists":[0.14963207670238118,0.17039557451967838,0.17105933653269131,0.17189723109476573,0.17717763666422437,0.18109318057572216,0.18386825371573515,0.18521861100581813,0.18937472068023226,0.19803795841467128,0.20112875133629127,0.20982867666091456,0.20985569645101165,0.21133944398249116,0.2120074229110499,0.21805750704423246,0.2235351415844967,0.22547399542530078,0.22840300662260987,0.23829832953855265,0.241340872482558,0.24764885846247864,0.2523245328784165,0.25491638254835897,0.2569456845044521],"n_dims_used":42,"mean_confidence":0.9036218552362352},"coverage":{"mean_confidence":0.9036218552362352,"n_dims_used":42,"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}}