{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002906","490:4900002166","490:4900002325","494:4940004418","490:4900003588","490:4900004432","490:4900001569","494:4940007504","494:4940007045","494:4940007595","490:4900003052","494:4940007398","487:4870000931","487:4870002362","487:4870001764","494:4940007492","490:4900003722","496:4960007893","490:4900002310","494:4940005153","490:4900002308","490:4900001164","490:4900001705","494:4940007700","487:4870002280"],"twin_admin_codes":[490,490,490,494,490,490,490,494,494,494,490,494,487,487,487,494,490,496,490,494,490,490,490,494,487],"twin_sims":[0.4213366968091128,0.3612415258140396,0.33028345526175246,0.3021552547242961,0.2876724670277091,0.28528006619241614,0.28412410702373886,0.27471524746847287,0.2636180293023485,0.2605297076516645,0.2585094125444987,0.2535048338662449,0.25110098857941354,0.24948603897081176,0.24718648685967787,0.24578828901469893,0.24276508359429738,0.23846797632667877,0.23498576019542125,0.23069504025194904,0.22841003011782757,0.22398335795097638,0.220947831485913,0.21998891463801032,0.21431330502842505],"twin_dists":[0.17075635726000746,0.1853348976739321,0.19331711972078824,0.20093344475197356,0.2050152364308062,0.20570117220764825,0.20603384120404689,0.20877259656104882,0.21207784660757836,0.21301303633960433,0.21362858356385264,0.21516658629312008,0.21591219089874403,0.21641566293950285,0.2171361776817298,0.21757637824516504,0.2185337325917517,0.2199078638414104,0.22103327978985451,0.22243512198926035,0.223188683880839,0.2246628573225127,0.22568499054222713,0.22600982935489924,0.22795220552301246],"n_dims_used":45,"mean_confidence":0.9130221896701389},"coverage":{"mean_confidence":0.9130221896701389,"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}}