{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003647","480:4800003271","480:4800002736","480:4800003473","480:4800002964","480:4800002733","480:4800003644","480:4800003466","480:4800003001","480:4800003262","480:4800003014","480:4800002827","480:4800003261","480:4800003783","480:4800003472","480:4800002877","480:4800002828","480:4800002620","480:4800003715","480:4800002874","480:4800002581","480:4800002927","480:4800003005","480:4800003003","480:4800002884"],"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":[0.7346837727557712,0.7159057917332232,0.6648461186114673,0.66418825038988,0.6520736895059731,0.6485337302692337,0.6351789312672181,0.5549405645537423,0.5375246907338266,0.5367740074851781,0.5283425953111928,0.5261974721676415,0.5163364934990795,0.5060631455164035,0.5005119316435661,0.4937036003436655,0.4833504180417463,0.4632557124675125,0.45874299208864794,0.4581337985118881,0.45359475407952465,0.44956578789388607,0.44745842146580583,0.4433344939044651,0.4420130641307899],"twin_dists":[0.10198498845489391,0.10618090381364918,0.1173478579087863,0.11749007184994997,0.12010373838852317,0.1208658149719718,0.1237354991104043,0.140947541579079,0.14471311982977592,0.1448759209193828,0.14670763168620404,0.14717463938296463,0.1493270408680427,0.1515801439141978,0.15280260162240478,0.15430706328544241,0.15660659510765562,0.16111515988843014,0.16213675348196613,0.16227493679086244,0.16330662945350677,0.16422556539052893,0.16470744318974478,0.16565293355420238,0.16595661011981722],"n_dims_used":43,"mean_confidence":0.9221973862758902},"coverage":{"mean_confidence":0.9221973862758902,"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}}