{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001811","489:4890003621","489:4890004613","479:4790001734","489:4890004217","489:4890004331","489:4890004652","489:4890004565","489:4890004332","489:4890004174","489:4890004569","489:4890004008","489:4890004225","489:4890004333","489:4890005300","489:4890004894","489:4890003739","489:4890004236","479:4790002148","479:4790003071","479:4790002566","489:4890003875","489:4890005179","489:4890004529","479:4790001812"],"twin_admin_codes":[479,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,479,489,489,489,479],"twin_sims":[0.886890377976916,0.8655168768959892,0.8499029548681014,0.8170336737916647,0.8065486660872145,0.7978397146654018,0.7939264243484232,0.7887610099040089,0.7805429588113885,0.7728527487713889,0.7646742779730324,0.7636754744089018,0.7589583732842435,0.7588831148473865,0.7544110001230739,0.753825275758428,0.7508096070795562,0.7432796276132427,0.7349861871850805,0.7296315563113273,0.7241456070137484,0.7231048713137199,0.7214702625561634,0.719237237856001,0.7154898375633408],"twin_dists":[0.06363422913259464,0.06980156364239393,0.07407016688311326,0.08256483245301167,0.08516262220899262,0.08728639274433245,0.08823143262366645,0.08947059115175278,0.09142379836825391,0.09323264962177823,0.09513788291862613,0.09536933103577275,0.09645895372085506,0.09647629275428278,0.09750416834644599,0.09763843850782493,0.09832848442559933,0.1000426397089935,0.10191690068151137,0.10311994865357106,0.10434714616662194,0.10457937222017319,0.10494374808448398,0.1054408115894074,0.10627318823449414],"n_dims_used":45,"mean_confidence":0.9203577677408854},"coverage":{"mean_confidence":0.9203577677408854,"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}}