{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004652","489:4890004225","489:4890004331","489:4890004332","489:4890004217","479:4790001812","489:4890004704","489:4890004894","489:4890004385","479:4790001811","489:4890005300","489:4890004521","489:4890004187","489:4890004613","489:4890003621","479:4790001734","489:4890003739","489:4890004569","489:4890004840","479:4790002232","489:4890003803","489:4890004174","489:4890004378","489:4890003690","489:4890004564"],"twin_admin_codes":[489,489,489,489,489,479,489,489,489,479,489,489,489,489,489,479,489,489,489,479,489,489,489,489,489],"twin_sims":[0.887610014046168,0.8633109447724246,0.855595536224697,0.843165687955979,0.8371626650265439,0.8291005464146919,0.8246601739024622,0.8128082234063735,0.806167307929281,0.7733277981735303,0.764250960385827,0.7636754744089018,0.7632282674647857,0.75240808958371,0.748874371279001,0.7404889852186262,0.737529009729346,0.7368072358451073,0.7363658422715357,0.7362552201480462,0.7337433655063481,0.7323689271723434,0.7267485670167914,0.7216889729795184,0.7051758224292862],"twin_dists":[0.06341887199973396,0.0704155339212463,0.07253406258865401,0.07586088641632209,0.07743327457697233,0.07951328187500961,0.0806443992876048,0.0836174039040422,0.08525624146382094,0.09312141309941271,0.09523600807698657,0.09536933103577275,0.09547287627697722,0.0979629801689253,0.09877021585641725,0.10067484916652504,0.10134369407020599,0.10150652498350447,0.10160605248719892,0.10163099015301622,0.10219660748280311,0.10250559669427392,0.10376552341417723,0.10489502024153925,0.1085533375637241],"n_dims_used":45,"mean_confidence":0.9170269436306424},"coverage":{"mean_confidence":0.9170269436306424,"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}}