{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002309","480:4800002201","480:4800002070","480:4800002482","480:4800001507","480:4800002389","480:4800002435","480:4800002055","480:4800002487","480:4800002075","480:4800002529","480:4800002310","480:4800001668","480:4800001379","480:4800001451","480:4800002019","480:4800001897","480:4800001960","480:4800002103","480:4800002211","480:4800001611","480:4800001259","480:4800001443","480:4800002258","480:4800002072"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3223816810615268,0.31471263257198506,0.2844402967658852,0.27303844033409086,0.23732570363023672,0.23677334091107413,0.20609709752382868,0.20313153658570893,0.19758090291459202,0.19646379553355378,0.18850854454708735,0.18293788538121927,0.18173117985724882,0.15855481657516723,0.15470149019859727,0.15309174031880904,0.15032011559978614,0.1401731874562666,0.13077949058086633,0.12957530597567035,0.12433013706465189,0.12291161794465319,0.12264603765376812,0.1215550475552,0.12009806533034643],"twin_dists":[0.1954185198090726,0.19748570657566855,0.20594276534369518,0.2092666680215941,0.22027584508238693,0.22045420222202064,0.23082667375734683,0.2318833628017833,0.23389000780823208,0.2342985505352293,0.23725562510740872,0.23937870007835046,0.2398445797262844,0.2492544785363139,0.25091387192113473,0.25161605288635003,0.2528378529797436,0.2574580530379223,0.26196316081777044,0.2625581035568291,0.2651994325433244,0.26592826361031097,0.26606542874481326,0.266631281946382,0.26739303424431704],"n_dims_used":43,"mean_confidence":0.9206102947856105},"coverage":{"mean_confidence":0.9206102947856105,"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}}