{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010849","490:4900010767","490:4900011376","490:4900010507","490:4900010851","490:4900011977","490:4900010510","490:4900010422","490:4900010852","490:4900011236","490:4900010594","490:4900010425","490:4900010496","490:4900011380","490:4900011630","490:4900011381","490:4900010593","490:4900011587","490:4900008227","490:4900010508","490:4900008006","490:4900010763","490:4900010058","490:4900011085","490:4900010928"],"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":[0.5535619462054402,0.5303459287401823,0.3876136486215872,0.32788927315806193,0.26055879573357743,0.24831256852421546,0.2434977576509792,0.23903830866580425,0.22663192676026805,0.2012513737904047,0.1945128159386078,0.18674298384078514,0.18556793319721068,0.18083791214362344,0.15233478680769055,0.13956531152717566,0.13153102802983835,0.13089588568790836,0.1271075650209579,0.12308832938786769,0.1173203857605753,0.11674014700503388,0.11653723123749105,0.10894592435711074,0.10716327291479123],"twin_dists":[0.1412448929289619,0.14627186301032458,0.17880714411749493,0.19395086582066304,0.21300419569136628,0.2167828099955046,0.2183010142750796,0.21972456189410408,0.22377853143716342,0.2325587951244079,0.23501593056412834,0.23792368216005821,0.23837076131805843,0.24019085869883902,0.25194811261536226,0.25774262666284725,0.26159394548049053,0.26190587371609797,0.2637904995292071,0.2658371218622637,0.2688650799698748,0.26917594489669305,0.2692849374443166,0.27347161216489124,0.27448730577324504],"n_dims_used":45,"mean_confidence":0.8928997463650173},"coverage":{"mean_confidence":0.8928997463650173,"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}}