{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011553","490:4900011417","490:4900012013","466:4660004632","466:4660004553","490:4900011486","490:4900008735","490:4900012079","490:4900010559","466:4660004551","490:4900011815","466:4660004380","490:4900011882","466:4660003551","490:4900012014","490:4900012085","490:4900011352","490:4900010544","490:4900011355","490:4900007113","490:4900011946","490:4900003978","490:4900011555","490:4900009591","466:4660004223"],"twin_admin_codes":[490,490,490,466,466,490,490,490,490,466,490,466,490,466,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.8040887088235612,0.44187592655161445,0.3951409276876127,0.3628818664116584,0.326370598837315,0.3231614487890289,0.2232676813923444,0.18742143344649384,0.18210212017949576,0.16566878681047054,0.16463457772953566,0.15341731866264424,0.14743716799171125,0.14052444650800378,0.13645556237978415,0.1327319568856152,0.13053905330336202,0.12692516746960508,0.12512702148508123,0.1192598304205762,0.11858482418274935,0.11765490772437501,0.11687571508097377,0.11005302490752239,0.10784002863837266],"twin_dists":[0.08576549308879297,0.16598814568576786,0.17698350481378622,0.18492211011864398,0.1943541858482399,0.1952098862980803,0.22490300597914523,0.23766644693603453,0.23970113670718562,0.24626646339017721,0.2466950035022004,0.25147359888335136,0.25412645328010486,0.2572940323729901,0.2592130965753984,0.2610072385370656,0.26208162061306517,0.2638823058048982,0.26479276543326,0.26783449185056946,0.26819171304533945,0.26868639403987626,0.26910320791471565,0.2728472879302965,0.2741001818337963],"n_dims_used":45,"mean_confidence":0.9127481248643663},"coverage":{"mean_confidence":0.9127481248643663,"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}}