{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007190","485:4850006965","485:4850007196","477:4770000519","477:4770001141","477:4770000897","477:4770000777","485:4850006976","477:4770002335","485:4850007266","485:4850007124","477:4770001760","485:4850007944","477:4770000836","477:4770001715","485:4850007268","485:4850007811","485:4850007265","500:5000001123","485:4850007336","477:4770001948","485:4850007751","477:4770001380","477:4770001540","500:5000001182"],"twin_admin_codes":[485,485,485,477,477,477,477,485,477,485,485,477,485,477,477,485,485,485,500,485,477,485,477,477,500],"twin_sims":[0.7590485172364289,0.7334853417546299,0.717123586954353,0.6848360520491898,0.6762307766365648,0.6066454046762843,0.6052424597627608,0.592392908991866,0.587709978882197,0.5822542228310894,0.5688176844596478,0.5558607933004442,0.552325188601348,0.5489675454434365,0.54312910464405,0.541974814036485,0.535160178210228,0.5351081457369496,0.5338903310983608,0.5278807400114345,0.5235043416953805,0.5221460407065798,0.5185608845915312,0.5169896818023187,0.5150176054561172],"twin_dists":[0.09643818332593197,0.10225464112007206,0.10591056789433145,0.11300958335351347,0.11488143568566118,0.1298499173261602,0.13015032588761866,0.13290230435645875,0.13390578447926457,0.13507547555755375,0.13796012520968157,0.14074912156581326,0.14151174393266486,0.14223669270116124,0.14349905220492973,0.14374891104493043,0.1452260649911283,0.1452373576973749,0.14550172549835358,0.14680814565784,0.14776155007023703,0.14805782222282593,0.14884067667700104,0.14918416855827615,0.1496156566685573],"n_dims_used":44,"mean_confidence":0.9191025820645419},"coverage":{"mean_confidence":0.9191025820645419,"n_dims_used":44,"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}}