{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003712","470:4700004737","466:4660005076","496:4960012400","466:4660001285","466:4660000708","470:4700004915","493:4930003955","470:4700003532","466:4660001377","488:4880001815","496:4960012426","470:4700003860","466:4660004706","470:4700004905","466:4660005075","470:4700004044","493:4930003944","496:4960012639","466:4660002671","466:4660002007","470:4700005229","466:4660001282","470:4700005810","470:4700004744"],"twin_admin_codes":[470,470,466,496,466,466,470,493,470,466,488,496,470,466,470,466,470,493,496,466,466,470,466,470,470],"twin_sims":[0.668519982410609,0.6343390448757882,0.5240735298807123,0.48346772563141394,0.48044460137089534,0.4756731886520758,0.46777821418973076,0.46164804189573444,0.46124565972228965,0.4508956310669157,0.43755688087956485,0.4307122747337815,0.4239948699189703,0.41777139654381445,0.4145687261773088,0.4070161495574909,0.4063736552372717,0.40404249545110926,0.4019662876062308,0.39706027560008217,0.39123284432463756,0.389832327260296,0.3883111199136553,0.38746240979487573,0.38490758531375313],"twin_dists":[0.11655307141667996,0.12391573817904258,0.14763745107518333,0.1565804563340595,0.15725471410409514,0.15832165998689687,0.16009484253584474,0.1614787001736151,0.16156976005615065,0.16392191472033502,0.1669832974571627,0.16856837808256042,0.17013398447774755,0.17159372853251365,0.17234853513927628,0.1741386276377011,0.17429158223664076,0.17484745376250316,0.17534374256164612,0.17652109006539413,0.17792827383708792,0.1782679147605881,0.17863747384408357,0.17884395422649704,0.17946680655366223],"n_dims_used":43,"mean_confidence":0.9137638890466024},"coverage":{"mean_confidence":0.9137638890466024,"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}}