{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003982","477:4770004021","477:4770003801","477:4770000619","500:5000001126","470:4700001746","469:4690004141","499:4990000715","470:4700001589","477:4770003950","469:4690003856","469:4690003855","477:4770003886","470:4700001442","499:4990001354","499:4990000341","466:4660013905","488:4880006077","488:4880000283","477:4770003887","488:4880000377","485:4850007263","470:4700002216","499:4990001289","470:4700000538"],"twin_admin_codes":[477,477,477,477,500,470,469,499,470,477,469,469,477,470,499,499,466,488,488,477,488,485,470,499,470],"twin_sims":[0.7048870747673746,0.6101983266669545,0.5831979117421822,0.5556685748248484,0.5104684289360445,0.507222498829755,0.48842850189635745,0.4817714771578366,0.4650898256763619,0.4630369921389013,0.4608505748680911,0.4602286465927449,0.4557504969183647,0.4464685788356744,0.4432015958300676,0.44101627365455515,0.43447880440270126,0.4333605604214786,0.43093756845177406,0.4236616570083059,0.4209430934600477,0.41855222825528393,0.41521383760028086,0.4110363203722581,0.40876579401689794],"twin_dists":[0.10861695662564963,0.1290891318172745,0.1348730985588763,0.14079056371349205,0.15061258063024896,0.15132529386551408,0.15547686871938912,0.15695861232425767,0.16070095335253876,0.16116459273002795,0.16165919589469122,0.16180003767730725,0.16281617862440867,0.16493407979066518,0.16568345891570865,0.16618591438496802,0.16769488319717005,0.1679538953112065,0.1685160436788636,0.17021191168233304,0.1708486538991406,0.17141007810332548,0.1721962938468969,0.1731839835912297,0.17372264233308352],"n_dims_used":45,"mean_confidence":0.9279536777072482},"coverage":{"mean_confidence":0.9279536777072482,"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}}