{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001041","470:4700006842","481:4810001403","470:4700006841","499:4990001916","481:4810002335","481:4810001564","481:4810001014","481:4810000351","488:4880001332","479:4790003829","481:4810001993","499:4990001371","481:4810000256","481:4810000530","470:4700005595","470:4700008758","472:4720000634","481:4810001481","481:4810001401","488:4880002030","470:4700008355","488:4880003009","481:4810001560","488:4880005686"],"twin_admin_codes":[481,470,481,470,499,481,481,481,481,488,479,481,499,481,481,470,470,472,481,481,488,470,488,481,488],"twin_sims":[0.625358213273084,0.5761522974327224,0.5654192200789426,0.5284336493579135,0.514225096391734,0.4942416698061104,0.480910224706522,0.4726414658891727,0.467261472944458,0.4645374506253822,0.45823410649590407,0.45620085282543144,0.4517107628502131,0.44440988610613336,0.44307323895264455,0.4371359843161525,0.4366082753275658,0.43428503652622213,0.4315069769493606,0.4140355224460382,0.4137724105306409,0.4050339827642623,0.40307802702655265,0.4029196642162309,0.3979844362476045],"twin_dists":[0.12584169694624464,0.13638469211078333,0.13869085316345614,0.14668781776093115,0.14978917102454642,0.15418794867392685,0.15715077747648146,0.1590014026811645,0.1602112512814697,0.16082563887627413,0.1622521794074326,0.16271382555095285,0.16373595597015075,0.16540605608202466,0.16571294455994132,0.1670804822072835,0.16720238222749131,0.16773974532195146,0.16838382291191992,0.1724744443691232,0.17253660073746924,0.17461085628248169,0.17507785359625014,0.175115708220014,0.17629880477152027],"n_dims_used":43,"mean_confidence":0.9114750706872274},"coverage":{"mean_confidence":0.9114750706872274,"n_dims_used":43,"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}}