{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001209},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001479","470:4700001344","496:4960003079","496:4960005817","488:4880000063","470:4700001476","499:4990000187","489:4890000673","470:4700000084","496:4960005618","472:4720002318","472:4720002314","499:4990000237","481:4810001601","496:4960003606","488:4880000323","485:4850001125","488:4880003547","493:4930005990","472:4720000997","488:4880001456","485:4850000212","485:4850001168","487:4870006313","488:4880000799"],"twin_admin_codes":[470,470,496,496,488,470,499,489,470,496,472,472,499,481,496,488,485,488,493,472,488,485,485,487,488],"twin_sims":[0.4143277170132164,0.312759222309124,0.27676232811380025,0.2663003665519199,0.24753386046052678,0.2413812061241211,0.22517566718710866,0.21024495256608422,0.19506063399670506,0.1949400670454465,0.19372907540591883,0.19129543133917898,0.18997619048804648,0.17888275913921314,0.17666542315311567,0.173704533953936,0.17213384487177497,0.17012747410896945,0.16793808430701876,0.1675454413264937,0.16448378585054346,0.1641760350684077,0.16122962203801622,0.15974040327973424,0.15794644516203252],"twin_dists":[0.17240543768502795,0.19801678551221166,0.20817192301885276,0.21127113695037886,0.2170270608507294,0.21897453467000294,0.22426390409211322,0.22936599183648795,0.2348139943138014,0.23485840377977332,0.23530552045696942,0.2362099738375003,0.23670362166102632,0.24095302956006998,0.24182459344199717,0.24300064969172183,0.24363034135630396,0.24444071065529815,0.24533286617560024,0.2454937477908378,0.24675764874031222,0.2468856302218072,0.24811980909879985,0.2487498407267535,0.2495144957744342],"n_dims_used":43,"mean_confidence":0.9099534500476926},"coverage":{"mean_confidence":0.9099534500476926,"n_dims_used":43,"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}}