{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005869","493:4930003319","496:4960000148","493:4930005782","493:4930003318","496:4960000554","493:4930005867","493:4930002955","493:4930002455","493:4930005398","496:4960000431","493:4930005509","470:4700007508","493:4930002447","493:4930002807","496:4960003299","496:4960000750","496:4960000612","496:4960000437","493:4930002113","493:4930005029","496:4960000691","493:4930004757","496:4960003024","481:4810005905"],"twin_admin_codes":[493,493,496,493,493,496,493,493,493,493,496,493,470,493,493,496,496,496,496,493,493,496,493,496,481],"twin_sims":[0.7230394957569112,0.709583452631336,0.5622855584612857,0.504641167971469,0.5014402101760497,0.49292559937723096,0.4810274447021488,0.47020538291263014,0.4599065700622731,0.4317621032825493,0.4166630697515436,0.4013123758166571,0.37257335445772005,0.36877858322787854,0.36525362754315827,0.3598754388438236,0.3555264093434374,0.35541590860014677,0.3515276286464279,0.3326438720674235,0.32278360878562146,0.3168742081277482,0.309399035489255,0.3035751616241356,0.30207428471955466],"twin_dists":[0.10459395381855204,0.1075807956427778,0.13936512224621767,0.1518929364754794,0.15259792447478537,0.1544793595053236,0.15712461661297344,0.15954864779776215,0.16187300167175855,0.16832460367430035,0.17185465735647024,0.17550029023634178,0.1825022003942596,0.1834459420004869,0.1843269297603159,0.18567939844244194,0.18678062243816507,0.1868086925455519,0.1877993141724959,0.19269477414207334,0.19531094550467812,0.19690020869095312,0.19893477339498464,0.20053950239360127,0.20095594168734793],"n_dims_used":45,"mean_confidence":0.9302147759331597},"coverage":{"mean_confidence":0.9302147759331597,"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}}