{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002459","488:4880000562","466:4660000810","496:4960006210","469:4690001582","496:4960000267","488:4880001374","496:4960011983","487:4870006300","496:4960005083","488:4880003935","466:4660003416","466:4660009940","488:4880002290","487:4870007110","466:4660009907","493:4930006092","488:4880000630","470:4700006194","490:4900008868","493:4930002917","496:4960000941","466:4660011392","487:4870006909","466:4660001346"],"twin_admin_codes":[466,488,466,496,469,496,488,496,487,496,488,466,466,488,487,466,493,488,470,490,493,496,466,487,466],"twin_sims":[0.3783623963282989,0.35511331642817356,0.3540418247175779,0.35160640077841926,0.34567554009355533,0.337719018474137,0.31732890575446304,0.31190375750139204,0.30997291627649837,0.3062940823983856,0.298032955766629,0.29492222450431144,0.28559290627506145,0.27614839742307007,0.27486703246169947,0.27356771623861825,0.2684077200902509,0.2672705391826986,0.26723837045503623,0.2636012327742905,0.263480079136393,0.26180164525471616,0.26138982216990286,0.2611075886502223,0.2588393680601533],"twin_dists":[0.18107156932029403,0.18688558204059127,0.18715812390507655,0.1877791889151837,0.18930111518610473,0.1913647606706108,0.19677733428424973,0.19824995767934475,0.19877758920264477,0.1997881307295661,0.20208330072487898,0.2029571848680658,0.20561128067639753,0.2083517821408524,0.20872796452025671,0.20911051606482145,0.2106408930195935,0.21098060520694098,0.2109902280673501,0.2120829142439573,0.21211947316953775,0.21262703772705985,0.2127518857991144,0.2128375188402394,0.21352784569526392],"n_dims_used":45,"mean_confidence":0.9267476399739584},"coverage":{"mean_confidence":0.9267476399739584,"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}}