{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002620","470:4700001045","479:4790002883","479:4790000820","478:4780003375","479:4790001182","479:4790004085","479:4790002044","470:4700008178","479:4790000897","496:4960001455","470:4700004477","488:4880001113","479:4790001959","479:4790001092","481:4810001311","488:4880000171","472:4720000212","479:4790002798","496:4960003423","488:4880000940","472:4720000588","496:4960005942","479:4790000037","499:4990001558"],"twin_admin_codes":[479,470,479,479,478,479,479,479,470,479,496,470,488,479,479,481,488,472,479,496,488,472,496,479,499],"twin_sims":[0.6647326605076571,0.6342005725009606,0.6222087206892564,0.5310569212473673,0.5299311253656769,0.5127279501730778,0.4934450021935029,0.48136420604999136,0.4793652987803971,0.4751621030521103,0.4715243913215479,0.45626251932475126,0.4478588154690528,0.4415221520381288,0.4361259425438897,0.43095101225096005,0.4255544442173327,0.423209866648735,0.42082850214352197,0.4123261294727148,0.41110609111669444,0.4110397700461934,0.4099057542886394,0.40973554643356663,0.40756918480584176],"twin_dists":[0.11737238683752227,0.12394545198343136,0.1265166408554098,0.14611729085433464,0.1463620628883076,0.1501171424542056,0.15436432366190894,0.1570494702904387,0.1574957598482549,0.1584361503005615,0.15925222627986482,0.16269981336836437,0.16461582200180702,0.16606951568163988,0.16731385153593994,0.16851292111487282,0.16976959157172755,0.17031761104894022,0.17087553143261672,0.1728785703863394,0.17316745191097135,0.17318316618674182,0.17345203476221185,0.17349241822040543,0.17400705579381553],"n_dims_used":43,"mean_confidence":0.9153516902480014},"coverage":{"mean_confidence":0.9153516902480014,"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}}