{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002050","490:4900000421","490:4900008876","490:4900005928","490:4900005801","490:4900006775","466:4660012948","488:4880003721","490:4900004327","490:4900006061","488:4880005940","488:4880003658","490:4900001100","490:4900006650","488:4880000332","470:4700007098","490:4900000724","493:4930001568","496:4960006941","490:4900009200","466:4660005120","493:4930004243","488:4880000768","490:4900002348","496:4960012560"],"twin_admin_codes":[490,490,490,490,490,490,466,488,490,490,488,488,490,490,488,470,490,493,496,490,466,493,488,490,496],"twin_sims":[0.2878571898066622,0.2547197464220965,0.2385917770167033,0.23239107735959824,0.23127451653038186,0.2240701423962135,0.21878722161539407,0.20844421235030708,0.20617328617460223,0.1971220236215334,0.1903278062665969,0.18431894371091417,0.18397987131594704,0.18382311368118595,0.16396671543459615,0.16302468123949676,0.15219670592327678,0.15080604135960748,0.14964926385624752,0.14729119692554513,0.14625754451202577,0.1439579770805795,0.14343850880439227,0.13956435598441708,0.13908930764237673],"twin_dists":[0.20496241620422612,0.21479146494579987,0.21986805069152163,0.2218789704733181,0.2222448027499781,0.22463377115195457,0.22641825194629292,0.22999769498613362,0.2307996637156382,0.234057632785302,0.2365718168366607,0.23884816035473985,0.23897815631408673,0.23903831222440872,0.246972777222181,0.2473659781795789,0.25200881638223344,0.25262245459409105,0.2531360682669606,0.2541921912858507,0.25465907950473043,0.255706595896408,0.25594494386125183,0.2577430747218291,0.25796611139899306],"n_dims_used":45,"mean_confidence":0.9092357211642795},"coverage":{"mean_confidence":0.9092357211642795,"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}}