{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005522","490:4900006889","490:4900006046","490:4900005793","490:4900005386","490:4900005394","490:4900005652","490:4900005250","490:4900004717","490:4900005251","490:4900007626","490:4900005401","490:4900003889","466:4660000512","490:4900005658","490:4900001706","466:4660001230","490:4900006166","490:4900005534","490:4900005656","490:4900009199","490:4900006172","490:4900004863","490:4900007390","490:4900005787"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.698234828034451,0.5882532816051408,0.5827619132195818,0.5418281125034909,0.5391251997872102,0.5345789194705195,0.5122235166126562,0.5082564962976538,0.4609126408477579,0.446047286394143,0.4311219873260642,0.4147325605820826,0.38669651000487215,0.3768269358314538,0.36182009590799497,0.3543799746610607,0.3500391771232979,0.35003202612985274,0.33374597139565626,0.33288500445626557,0.33239252646843537,0.32406242637120947,0.31603460354965207,0.3112438023555445,0.30411943278012205],"twin_dists":[0.11007961167278495,0.13378934094476613,0.13496659676904763,0.1437806731649633,0.14436616361709015,0.14535222920421478,0.1502276999547407,0.15109812911629683,0.16164514414543724,0.16503059771798398,0.16847321252921865,0.17230986180705518,0.17903047147046564,0.18144997466537327,0.18518919349897708,0.1870720668861008,0.18818003795136778,0.18818186911093066,0.19240502166355958,0.19263133345000275,0.19276092859746663,0.19496917112585935,0.1971273598647629,0.19843008973710813,0.20038878233659152],"n_dims_used":45,"mean_confidence":0.9128302680121527},"coverage":{"mean_confidence":0.9128302680121527,"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}}