{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003297","490:4900002446","490:4900002889","490:4900004406","490:4900002130","490:4900003307","490:4900004002","490:4900001820","490:4900002884","490:4900003177","490:4900003708","490:4900002591","490:4900002129","490:4900002135","490:4900002891","490:4900004280","490:4900001161","490:4900003980","490:4900003564","490:4900004541","490:4900003038","490:4900007362","494:4940008479","490:4900002892","490:4900001417"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.6431004902507104,0.41903185284343236,0.38634612451706213,0.3797011601265637,0.3691762208592428,0.36556720168100365,0.3653745704748497,0.35012047679462693,0.34640223009450166,0.34053700270268156,0.3222176769380281,0.32165078375123457,0.3216043986073836,0.3199861152774904,0.31692467067439467,0.31083987013099584,0.2990306534500095,0.2950534372394888,0.2900429697303016,0.2873310439165923,0.2822329647197016,0.2787726013782735,0.27600306724413853,0.2744483554946539,0.2723596146845411],"twin_dists":[0.12203424302312545,0.17129734349867426,0.17911585810027342,0.1807422468763674,0.18334682579314895,0.1842483861637737,0.1842966321302417,0.1881592208686052,0.1891139031512412,0.19063092871342124,0.19546243634536076,0.19561433357799599,0.1956267689512181,0.19606124410935377,0.19688656712414515,0.19854044909535865,0.2018041581491056,0.20292021441997352,0.2043389395593732,0.2051129175372654,0.2065798498822772,0.20758468502706687,0.20839439431069637,0.20885111223081748,0.2094672142335597],"n_dims_used":45,"mean_confidence":0.9231652153862847},"coverage":{"mean_confidence":0.9231652153862847,"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}}