{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004821","490:4900006874","490:4900007255","494:4940008961","490:4900006745","490:4900001830","490:4900007131","490:4900000398","490:4900007857","490:4900007251","490:4900007133","490:4900011053","490:4900010299","490:4900010810","490:4900007129","466:4660004613","494:4940003819","490:4900011288","490:4900006876","490:4900007761","490:4900010725","490:4900006748","466:4660003941","490:4900004542","494:4940008635"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,466,494,490,490,490,490,490,466,490,494],"twin_sims":[0.2973818243497095,0.264074564860649,0.23760618570602482,0.21337038744317882,0.2003159039556656,0.19262768344928616,0.1778413982811641,0.17730434294371655,0.15528280375482909,0.15135058694724915,0.14969312920428537,0.13865298585666536,0.12321864164502673,0.1220514004061266,0.11994214907398044,0.11158379523509696,0.10566128725879906,0.10468105556913308,0.10116897332241055,0.09930756476767556,0.09883049086018304,0.09707497047967523,0.09545202267831134,0.08533846452501885,0.08296069917174556],"twin_dists":[0.20226577449364294,0.21194018365572145,0.22018538148961517,0.2282782487326011,0.23289647252094384,0.2357138619081085,0.24136139351094643,0.24157266097023522,0.25066161525602326,0.25238167740507983,0.253116538648116,0.2581714674201809,0.26576997503174093,0.26637336550371776,0.26747496906711404,0.271991996145996,0.27535331419215625,0.27592366623465825,0.27800198470494664,0.27912644207996584,0.2794172921054741,0.28049712608687494,0.28150914756825257,0.28814170426956326,0.2897911810693756],"n_dims_used":45,"mean_confidence":0.9221065097384983},"coverage":{"mean_confidence":0.9221065097384983,"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}}