{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002620","499:4990002207","499:4990002539","499:4990001932","499:4990003061","499:4990001939","499:4990001476","499:4990001941","499:4990001389","499:4990002630","499:4990001384","499:4990002024","499:4990002281","499:4990003128","499:4990002380","499:4990002919","499:4990001839","499:4990002465","477:4770003843","499:4990002996","499:4990002367","499:4990001850","499:4990001577","499:4990001385","499:4990002915"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499,499,499],"twin_sims":[0.9925078979781643,0.9792138431000182,0.9127725902339252,0.9002600421690474,0.8973658785541048,0.8954323841710157,0.8729875312095865,0.8706247762384872,0.8543808477051937,0.8485677966938386,0.8395596323103304,0.8322887904073039,0.8297468787709545,0.8271753584853764,0.8042746217401409,0.8003003503430748,0.7832991832925075,0.7784269359073196,0.7730455676668381,0.7728833029631978,0.7620433980207487,0.7584544810590299,0.7456824198139369,0.7316915516023507,0.7288493766107654],"twin_dists":[0.0159278325297701,0.026619663814097267,0.05548803202523774,0.059536261676106685,0.06044164095512345,0.06104061293051871,0.06769289664521401,0.06836487203021988,0.07286369117940945,0.07442732727790738,0.0768079456865975,0.078694893548328,0.0793478041150626,0.0800049115653244,0.08572001463791268,0.0866892860164323,0.09077112855477282,0.09192327663961758,0.0931875073425244,0.0932254970572451,0.09574696937830791,0.09657502047682714,0.09949699307875044,0.1026577489705726,0.10329524459036869],"n_dims_used":45,"mean_confidence":0.9310747782389323},"coverage":{"mean_confidence":0.9310747782389323,"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}}