{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004728","480:4800004555","480:4800004900","480:4800004641","480:4800003900","480:4800002555","480:4800004727","480:4800004465","480:4800004056","480:4800004981","480:4800004298","480:4800004640","480:4800004642","492:4920000599","480:4800003977","492:4920001007","492:4920000580","480:4800004554","492:4920000545","480:4800005068","480:4800004984","492:4920000898","480:4800004898","480:4800004215","492:4920001056"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,492,492,480,492,480,480,492,480,480,492],"twin_sims":[0.7329310193037049,0.7027430326274878,0.6751893539481715,0.5870119710746206,0.5460814660804745,0.5440272538964372,0.43003600779959655,0.42556579329295763,0.42343817983407905,0.40419601030805796,0.38531099796256,0.3439535664990557,0.32305098277230426,0.32104691569837296,0.3194689717763339,0.2581437288573832,0.25020252343088206,0.24015055355532244,0.2358845906104187,0.2325579702928368,0.21869861915936759,0.20636589783975873,0.20167879359076513,0.18976976597265394,0.1866338851169618],"twin_dists":[0.10237927475471086,0.10908900061928424,0.11510750284222035,0.1340553946268264,0.1428604140237113,0.14330470448531135,0.16872553780529786,0.16976694190808794,0.17026418976285176,0.17481080369532076,0.17936832649829348,0.18974556915477694,0.1952394253404611,0.19577630287185527,0.19620034599538602,0.21374032425313189,0.21619203755407773,0.21936790865117264,0.2207417496498152,0.2218243887088822,0.226448424987302,0.23073141033783823,0.23240486852151418,0.23678108030506712,0.2379651083013219],"n_dims_used":43,"mean_confidence":0.908357487168423},"coverage":{"mean_confidence":0.908357487168423,"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}}