{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004482","485:4850004424","485:4850004541","485:4850004422","485:4850004548","485:4850004201","485:4850004209","485:4850004551","485:4850004484","485:4850004279","485:4850004355","485:4850004619","485:4850004353","485:4850004546","485:4850004686","485:4850004558","485:4850004882","485:4850004547","485:4850003848","485:4850003843","500:5000001971","485:4850003120","485:4850004425","487:4870010587","485:4850004488"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,500,485,485,487,485],"twin_sims":[0.7696073956357791,0.6931356393778315,0.6851009253343697,0.6692482822245337,0.5757033201129113,0.5523415958595803,0.5028371758276745,0.4545999188788679,0.4497896930268986,0.4166927482977976,0.37287233591774427,0.37121979244542525,0.3500825887213297,0.33113802271219994,0.3207677043173969,0.30954998604253664,0.30460059511990006,0.3036284685846493,0.3024504601098329,0.2943437025960953,0.29042638709292384,0.29006820976165193,0.2655774023789227,0.257026247943862,0.243981866868853],"twin_dists":[0.09399087082761298,0.11119707240856969,0.11295185210713488,0.11639539120737928,0.13648107168767087,0.14150820318191387,0.15229010248707284,0.16307783963320183,0.16417441638051627,0.17184766638760993,0.18242804784357713,0.18283827551060935,0.18816892193551263,0.19309152488951337,0.19585125051536942,0.19889341230534907,0.20025566865991354,0.20052473365821646,0.20085145376069627,0.2031203049337195,0.2042298620976097,0.20433175644400942,0.2114880670507754,0.21408240928787056,0.21814749542962986],"n_dims_used":45,"mean_confidence":0.9156754387749566},"coverage":{"mean_confidence":0.9156754387749566,"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}}