{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001767","499:4990003132","499:4990002384","499:4990002037","499:4990001383","499:4990001384","499:4990002630","499:4990002554","499:4990003199","499:4990001398","499:4990001941","499:4990003198","499:4990000844","499:4990001394","499:4990002635","499:4990001861","499:4990001671","499:4990001482","499:4990002915","499:4990001939","499:4990003135","477:4770003768","499:4990002465","477:4770003972","499:4990000527"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,477,499],"twin_sims":[0.908603054469459,0.8878807557863727,0.8852437300334237,0.8261560057422108,0.7953410053276078,0.7923821111574427,0.7865084227723749,0.7763175496042777,0.7729519476161438,0.7612246228268372,0.7548741720961872,0.7442265041727355,0.7357779387016371,0.7168602654705697,0.7005400625225787,0.6937227557022504,0.69196091025976,0.6772931205660158,0.6757875369702758,0.674890638027772,0.6517582639584282,0.6506412133333555,0.648361264106803,0.6463229182540864,0.6439796220318748],"twin_dists":[0.056862771608013625,0.06333770603074336,0.06412493350023685,0.08026446201795577,0.08789045545773579,0.08860287292207007,0.09000814469723736,0.09241984393354083,0.09320942675957125,0.09593616547572746,0.09739793468782194,0.09982776076530563,0.10173855707369563,0.1059690415919192,0.10957339294373722,0.11106856522074915,0.11145407679338704,0.11465072727028848,0.1149776638149594,0.11517232905572534,0.12017167026525646,0.12041220063812162,0.12090292631083321,0.1213414251169636,0.12184527826414754],"n_dims_used":44,"mean_confidence":0.9278915578668768},"coverage":{"mean_confidence":0.9278915578668768,"n_dims_used":44,"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}}