{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011722","490:4900011931","490:4900011123","490:4900011798","490:4900011125","490:4900011996","490:4900011999","490:4900011605","490:4900011800","490:4900011406","490:4900011675","490:4900012065","490:4900012142","490:4900010521","490:4900010692","490:4900010520","490:4900010784","490:4900010870","490:4900012006","490:4900009169","490:4900012068","490:4900011930","490:4900011932","490:4900012075","490:4900010707"],"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":[0.445452394312806,0.4150983993861855,0.4014401383234925,0.3665176349923076,0.3597894901473967,0.3595000461676772,0.2933935864217602,0.28734186392355326,0.280516652151863,0.2695995724575134,0.2570867678485247,0.25119916767058226,0.24304896127647257,0.23920662057759237,0.23874685554513198,0.23726677006190453,0.23635643478120227,0.23118274623930266,0.22247290939946726,0.20971562002800506,0.20720236293276248,0.20484079580214773,0.1999182381218535,0.19834274705003938,0.19474278585971072],"twin_dists":[0.1651669463877598,0.17222352886751097,0.17546969460210182,0.18401052973448923,0.18570109533565676,0.1857741820721003,0.20338861159299346,0.20510982086837592,0.20707730015045187,0.21028580483412793,0.21406385880756007,0.21588164963942424,0.21844351108067875,0.21967052168917334,0.21981819785170967,0.2202948617300026,0.22058900059889822,0.22227492220830794,0.22517029754846365,0.22955129957826237,0.2304355063950973,0.23127303975261831,0.23304034738993068,0.2336123057238926,0.2349311112065187],"n_dims_used":45,"mean_confidence":0.9094983418782552},"coverage":{"mean_confidence":0.9094983418782552,"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}}