{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003276","470:4700003921","470:4700002928","470:4700003576","470:4700001933","470:4700001781","470:4700002266","470:4700001929","470:4700005576","470:4700002751","470:4700003098","470:4700001774","470:4700004267","470:4700002411","470:4700004450","470:4700005277","470:4700005127","470:4700003093","470:4700004967","470:4700002256","470:4700002257","470:4700002111","470:4700002248","470:4700005130","470:4700003264"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.6647838078575188,0.6252500784688689,0.573464974375445,0.5566755131969342,0.5039937024071868,0.46426288058118614,0.45478883913307033,0.45153311850986566,0.44668687190669615,0.43560031872416766,0.4250192668710965,0.3971715746230341,0.3957362509243431,0.3775085826683519,0.37187704629686313,0.36999084149104056,0.36466521790727474,0.36254737424788547,0.36190469130660025,0.3555883283257028,0.34677053234443594,0.3457928260358658,0.3366833913164185,0.33112376181859404,0.3257301717142805],"twin_dists":[0.11736132921845047,0.12586487395186105,0.13696167345237134,0.14057349215381817,0.1520354378957549,0.16088763570958367,0.16303485938499268,0.16377647194118655,0.16488408255161371,0.1674353814117402,0.1698945725090337,0.17649430713509567,0.17683996746644284,0.18128189431115282,0.18267501078801784,0.1831439372025894,0.18447440546921942,0.1850062072202291,0.18516789934877947,0.18676489535131513,0.18901909929040225,0.18927088555534902,0.1916352770246151,0.19309528696313114,0.1945245776123699],"n_dims_used":43,"mean_confidence":0.9136432381563409},"coverage":{"mean_confidence":0.9136432381563409,"n_dims_used":43,"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}}