{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007616","490:4900004971","490:4900004671","490:4900005099","490:4900005759","490:4900004957","490:4900004672","490:4900004128","490:4900007243","490:4900007370","490:4900003720","490:4900007624","490:4900004963","490:4900003700","490:4900007737","490:4900007621","490:4900001976","490:4900004680","490:4900007744","490:4900007124","490:4900006878","490:4900003310","490:4900007606","470:4700004326","490:4900001684"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490],"twin_sims":[0.619650774934385,0.5894466059228459,0.5735343850342987,0.5468893713054109,0.5288962220325816,0.5152052060661506,0.5121773905528996,0.5085366991990309,0.46748461506153133,0.4655162006430569,0.464762679195923,0.4611198424270534,0.4509136062912515,0.44843674128126826,0.4438123503420314,0.43760694211342965,0.43352227037697244,0.4306662123845663,0.4305306459767646,0.4232560429192944,0.4018916328084768,0.40109858374320845,0.3995845955875817,0.3965708295858318,0.3952162487832862],"twin_dists":[0.12706467789248466,0.13353360283285495,0.1369467673101738,0.1426857581230711,0.1465871704542532,0.14957459247131275,0.1502378108464377,0.1510365905950127,0.16016097759619483,0.16060474448009998,0.16077479267035813,0.16159823852469568,0.16391781262505623,0.16448363114068576,0.16554320380373924,0.1669717408093899,0.1679164228327127,0.16857907946432468,0.16861057747270783,0.17030680563795214,0.1753616092359067,0.17555149746264037,0.17591448079375543,0.17663891096772436,0.17696533876755738],"n_dims_used":45,"mean_confidence":0.9230299207899305},"coverage":{"mean_confidence":0.9230299207899305,"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}}