{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003156","477:4770003238","489:4890005085","477:4770002614","477:4770002838","489:4890005132","477:4770003456","477:4770002921","477:4770002837","477:4770002615","489:4890005233","477:4770002994","489:4890004953","477:4770003160","477:4770003158","477:4770002920","477:4770003387","489:4890005166","477:4770003151","477:4770002684","477:4770003241","477:4770003239","477:4770002344","477:4770003313","477:4770003378"],"twin_admin_codes":[477,477,489,477,477,489,477,477,477,477,489,477,489,477,477,477,477,489,477,477,477,477,477,477,477],"twin_sims":[0.9225363191268822,0.9184206880905151,0.9123908722068079,0.9067355792739095,0.898242573133991,0.8827698621739032,0.8817705548632453,0.8815818907467238,0.872968226725607,0.8677134256129458,0.8455001968126068,0.8408142263503258,0.8332895072152438,0.8247766217076332,0.8007308361974612,0.7956396675460349,0.7915777654226549,0.790790478658175,0.7890559486779123,0.7887037642261464,0.7840798561563429,0.7812598437334267,0.7810363623661177,0.7788767910935659,0.7688210532338807],"twin_dists":[0.05215347181801227,0.053580027048803235,0.0556150375275649,0.057469836222836294,0.06016851654637977,0.06485686499895083,0.06515076956124286,0.06520614584299561,0.06769840652188124,0.06918636495499988,0.07524360616940971,0.07647932190807018,0.0784369113271212,0.0806148614533993,0.08658458914615158,0.08781837301621315,0.08879600545587314,0.088984825536711,0.08940008227478685,0.08948427307685282,0.0905858314895174,0.09125426915221807,0.0913071351776311,0.09181720427373448,0.09417414582861086],"n_dims_used":45,"mean_confidence":0.9204412672254775},"coverage":{"mean_confidence":0.9204412672254775,"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}}