{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012994","490:4900012467","490:4900013141","490:4900013066","490:4900012951","490:4900012269","490:4900012479","490:4900012323","490:4900012339","490:4900013144","490:4900012394","490:4900012617","490:4900012629","490:4900012397","490:4900013109","490:4900012759","490:4900013175","490:4900013030","490:4900012700","490:4900013211","490:4900012610","490:4900013212","490:4900012940","490:4900012413","490:4900012411"],"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":[0.6223372555980907,0.600083893848345,0.5230576035635593,0.4843612372190829,0.47277008752951394,0.4187420515467522,0.4071696926447226,0.37424535471262266,0.36472143853226296,0.34905826813395474,0.3376592416227283,0.32856387739702464,0.32794120015184397,0.3226438765108933,0.3169278204756285,0.3119784392204658,0.31009147723925756,0.30712937925153116,0.30558558639146177,0.3036279321157846,0.3021769438241481,0.2989410792614039,0.27114017019024295,0.26136589420524126,0.2525658029265388],"twin_dists":[0.12648909936367433,0.13125496468918046,0.14785897300622838,0.15638142661245577,0.15897253517284807,0.17136545402566603,0.17410209047144587,0.1820878910793479,0.18446030946511316,0.1884314033287518,0.19138036280368106,0.19377203939049067,0.1939370936316641,0.19534833579324812,0.1968857156774042,0.19822958732362564,0.1987451365163732,0.19955807192662875,0.19998354993164624,0.20052488227983936,0.2009274191871294,0.20182919748849262,0.20982825056540005,0.21275914357962816,0.2154573089101523],"n_dims_used":45,"mean_confidence":0.9090523613823784},"coverage":{"mean_confidence":0.9090523613823784,"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}}