{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005196","490:4900004901","490:4900004910","490:4900003802","490:4900004621","490:4900003664","490:4900004492","490:4900003795","490:4900006085","490:4900002842","490:4900002988","490:4900004362","490:4900005324","490:4900006569","490:4900003382","490:4900003383","490:4900004353","490:4900007187","490:4900003933","490:4900003934","490:4900003523","490:4900001506","490:4900006090","490:4900004899","490:4900004629"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.05300660120041231,0.042345600439219325,0.026319092929953044,0.017802027379579338,0.016632577741685316,0.012114434510080166,0.011574917671060211,0.009895968127997493,0.009878856576258681,0.009133403636186251,0.008080857861830708,0.007710356799906019,0.007598247487997215,0.007199738501123917,0.0064287525526197185,0.006260222690918892,0.00605258792910094,0.005861308046099429,0.005509429602436706,0.005291760795981353,0.005086035795477831,0.004882331218620203,0.004574889053484804,0.004433901306724188,0.004240494376276774],"twin_dists":[0.31478633167728814,0.32659706224859436,0.3502982720642803,0.3686442393239442,0.3717402598766765,0.38585435226455467,0.38784074337741886,0.3945974162299922,0.3946713869093416,0.3980103989828869,0.4031659401205948,0.4051247565301989,0.40573411978496426,0.40796760444962415,0.41262392942306464,0.41370842747849385,0.4150813541182639,0.4163842694634435,0.4188847531384469,0.420504799711116,0.42209234643534616,0.42372265395540715,0.42630389272794805,0.4275406350794799,0.4292965931496637],"n_dims_used":45,"mean_confidence":0.9210598415798611},"coverage":{"mean_confidence":0.9210598415798611,"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}}