{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000828","477:4770000572","485:4850006597","500:5000001782","500:5000002235","485:4850007126","500:5000005177","500:5000000676","500:5000001150","499:4990000621","499:4990002859","499:4990002604","500:5000000797","477:4770001526","500:5000001377","499:4990000754","475:4750003132","500:5000000860","500:5000003619","500:5000000904","488:4880001035","500:5000002141","500:5000001236","485:4850008779","488:4880000274"],"twin_admin_codes":[477,477,485,500,500,485,500,500,500,499,499,499,500,477,500,499,475,500,500,500,488,500,500,485,488],"twin_sims":[0.3967284494680831,0.3374975652704127,0.2606478927920053,0.2261556443401311,0.21632500450843228,0.18050440625720143,0.16575902209151328,0.1645116514038709,0.16413798509973923,0.16347755299985442,0.1443952699208422,0.13251719421416894,0.131987111833183,0.13072029250102907,0.11653002478168258,0.11394627368234544,0.11376313772186362,0.11157741258699719,0.10958348854330491,0.10338624745376196,0.09928541507535682,0.09807954670154242,0.09794615860181079,0.09566224474846556,0.09447517253002571],"twin_dists":[0.17660096095640204,0.1914225688128049,0.21297712056312953,0.22393704838112324,0.22725982067187778,0.24032045388421425,0.24622916477185186,0.24674606910046099,0.24690146575983585,0.24717674676868825,0.25550644681023477,0.26111186534832403,0.26137065512860136,0.2619923115586806,0.26928881093903,0.2706896036797822,0.2707898153897316,0.2719955434705836,0.2731114759959639,0.2766834646438672,0.2791399214634543,0.2798773462223597,0.27995935313203746,0.28137729995733174,0.28212482770306924],"n_dims_used":45,"mean_confidence":0.9224894205729167},"coverage":{"mean_confidence":0.9224894205729167,"n_dims_used":45,"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}}