{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005131","472:4720003950","488:4880000939","470:4700005583","470:4700000691","496:4960001108","496:4960005396","470:4700006291","496:4960004639","478:4780002467","488:4880001642","472:4720004105","472:4720003187","496:4960007616","496:4960003690","499:4990000167","496:4960001110","472:4720004863","488:4880005840","470:4700001335","488:4880000935","496:4960001341","488:4880001449","488:4880001118","472:4720004122"],"twin_admin_codes":[470,472,488,470,470,496,496,470,496,478,488,472,472,496,496,499,496,472,488,470,488,496,488,488,472],"twin_sims":[0.7782178859040957,0.6781799752531312,0.6610419236723662,0.656953640863672,0.6561729231726622,0.6405428409528048,0.6237763818935784,0.6042826849531391,0.6014650843725992,0.5999476652733331,0.5987295775337996,0.5968115277376285,0.5954605856250003,0.5889571229570709,0.5864429387095136,0.5830334525908099,0.5693151364160067,0.5671441515986506,0.5669599894409134,0.5626535460234005,0.561090493446472,0.5562976439011464,0.5539155998130715,0.5522482517713391,0.5449626639680971],"twin_dists":[0.09197254821680269,0.11445805128907216,0.11816980016980881,0.11905202932824124,0.11922038254051297,0.12258380463414686,0.12618071256458216,0.1303558412123434,0.1309591880580906,0.13128413823616183,0.1315450001243289,0.13195579167003982,0.13224514924989436,0.13363849911024137,0.13417736839944505,0.13490836559048008,0.13785320725274547,0.13831989858156554,0.13835949704441092,0.13928591750902156,0.13962239242644303,0.1406549448343883,0.14116860331558415,0.1415283474240253,0.1431023549297818],"n_dims_used":43,"mean_confidence":0.9140821057696675},"coverage":{"mean_confidence":0.9140821057696675,"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}}