{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000219},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000187","480:4800000011","480:4800000190","480:4800000021","480:4800000234","480:4800000005","480:4800000208","480:4800000233","480:4800000184","480:4800000140","480:4800000229","480:4800000015","480:4800000186","480:4800000103","480:4800000102","480:4800000255","480:4800000264","480:4800000236","480:4800000077","480:4800000170","480:4800000220","480:4800000205","480:4800000141","480:4800000157","480:4800000185"],"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":[0.4685105226587995,0.4408247989161204,0.35913087480784495,0.31377801129074984,0.30920697649786766,0.276352940381965,0.23160149818645506,0.22735341617144594,0.21301303577885985,0.1967291558078337,0.18590707874625606,0.16289219978651634,0.14562778587342243,0.13335568448535712,0.13191486786418927,0.12485756427513511,0.12061116215320447,0.10603975161433013,0.09753997249531891,0.09196508623265649,0.08979293053333844,0.08811986685016077,0.08450495322831826,0.0815069081519409,0.07984433209187045],"twin_dists":[0.159929947185804,0.16622998479235512,0.1858674442324281,0.19773957000382986,0.19898741511226817,0.20829183145245528,0.2221375496967997,0.22353882459544452,0.22840206878630423,0.23420135900457814,0.23824152068072793,0.24742140721432568,0.25494473169277165,0.26070409489383506,0.2614059856844408,0.2649300544351283,0.267123971603299,0.27513420395748817,0.28020961712728665,0.2837302071436287,0.28514765373755,0.2862580581846802,0.28871569578337153,0.2908183843934324,0.2920112476060588],"n_dims_used":43,"mean_confidence":0.904031797896984},"coverage":{"mean_confidence":0.904031797896984,"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}}