{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000615","480:4800000679","480:4800000717","480:4800000375","480:4800000501","480:4800000469","480:4800000502","480:4800000543","480:4800000506","480:4800000514","480:4800000344","480:4800000609","480:4800001087","480:4800000443","480:4800000614","480:4800000504","480:4800000503","480:4800000692","480:4800000797","480:4800000576","480:4800000383","480:4800001034","480:4800000645","480:4800001032","480:4800001088"],"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":[0.6787701452674321,0.6514236759022547,0.5675886162183731,0.5629196942402783,0.5554245924250419,0.5365611327561182,0.5332250049190702,0.5245644923009773,0.4898876660942583,0.4586352542240886,0.4140821838193923,0.3966339401023719,0.3909049385400033,0.3775747053529903,0.3690289973096411,0.3599384332396901,0.34858543538241055,0.34150113070982224,0.32843230559163145,0.3228559398087444,0.3067865110934275,0.3034978663972639,0.29638151096667165,0.2962736228949633,0.2936734861450754],"twin_dists":[0.11432979223811651,0.12024372305542345,0.1382243362589862,0.13922863663997717,0.14084316919992906,0.1449220952960291,0.14564620867378755,0.14753043198232474,0.1551529098662149,0.16216118685473627,0.17246342308352863,0.176623715068344,0.17800774353909993,0.18126559765886802,0.18338351691736463,0.1856634978147941,0.1885527027089677,0.1903806085186206,0.1938069010057753,0.19529159434014504,0.19965246149858126,0.20056091977177773,0.2025465615336382,0.20257687891566972,0.2033095163635936],"n_dims_used":43,"mean_confidence":0.9129345916038336},"coverage":{"mean_confidence":0.9129345916038336,"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}}