{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001780","477:4770001728","477:4770001724","477:4770000876","485:4850007879","477:4770000757","477:4770001833","477:4770001776","485:4850007905","477:4770000677","485:4850007843","477:4770001782","477:4770000880","477:4770000723","477:4770000730","477:4770002012","477:4770000770","477:4770000943","500:5000001802","477:4770000731","485:4850007908","477:4770000936","477:4770000817","485:4850007854","477:4770000785"],"twin_admin_codes":[477,477,477,477,485,477,477,477,485,477,485,477,477,477,477,477,477,477,500,477,485,477,477,485,477],"twin_sims":[0.9361751618299226,0.8543795386239603,0.7639632264815377,0.7627519256391354,0.7041387696669804,0.7036314700419106,0.7013170695956369,0.690052052946481,0.6871909523647893,0.6282547875553758,0.6222962287409247,0.6052935916238694,0.6022726178094783,0.566160789429852,0.565421467872203,0.5563261794684388,0.5312360795268787,0.5083486638170887,0.4957485831591149,0.4886120825812222,0.4794408175679362,0.4536664634873116,0.449827567802216,0.4492879857632366,0.44752449059575233],"twin_dists":[0.047168826555464415,0.07286404587100034,0.0953026782118824,0.09558311060695479,0.10878177683488172,0.10889347123903673,0.10940261475184919,0.11187136020147154,0.11249605956726604,0.12522075947919176,0.12649789032288902,0.13013937713687973,0.13078626326838771,0.13853135847401088,0.13869036967560727,0.14064879348583545,0.1460783481128999,0.15107788619045157,0.1538545570118919,0.15543609472674128,0.15747888824718195,0.16329030121352192,0.1641657651888193,0.1642890399274539,0.16469232261697556],"n_dims_used":45,"mean_confidence":0.9220135158962673},"coverage":{"mean_confidence":0.9220135158962673,"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}}