{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000513","490:4900000829","490:4900000048","490:4900000729","490:4900000907","490:4900001074","490:4900000030","490:4900000730","490:4900000428","490:4900000930","490:4900000207","496:4960008147","490:4900000947","490:4900001081","490:4900001614","496:4960008262","490:4900001427","490:4900000286","490:4900000411","490:4900000722","496:4960007932","496:4960008384","496:4960004356","496:4960008276","496:4960004962"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,490,496,496,496,496,496],"twin_sims":[0.5461928573250556,0.4535438655616933,0.43165255088784865,0.3924942520431925,0.3793927648531875,0.36496583312803,0.36163798523765117,0.35734104514129755,0.3521488892973388,0.3498207319137549,0.3456524083069963,0.34262784594081974,0.3421663687518731,0.34152319268916,0.3292285262101519,0.32571970461284855,0.32463762090698783,0.30808716328627467,0.30372263355233914,0.30358112885635447,0.29797984145567386,0.2903892828033298,0.288663372663768,0.28545660138822476,0.2747556586328271],"twin_dists":[0.14283633040597532,0.1633182173500807,0.1683500309451001,0.17762285443727557,0.18081805908684515,0.18439904597642268,0.18523504254668516,0.1863202991081712,0.18764065394201604,0.18823598420449641,0.18930707788306217,0.1900885534189204,0.1902081105236853,0.19037488491157564,0.19359604964225902,0.19452736402559864,0.1948156904682003,0.19929472091808678,0.2004986488571446,0.20053784909238476,0.20209817676170064,0.2042404140548192,0.20473213073227067,0.20565043926855242,0.20876071227164583],"n_dims_used":45,"mean_confidence":0.9141515096028646},"coverage":{"mean_confidence":0.9141515096028646,"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}}