{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850005190","485:4850005394","485:4850005405","485:4850005764","485:4850005389","477:4770000032","485:4850004921","485:4850005121","485:4850005401","477:4770000068","485:4850005846","485:4850005391","485:4850005053","477:4770000218","477:4770000020","485:4850005393","477:4770000261","477:4770000112","485:4850005186","477:4770000033","485:4850005118","477:4770000336","485:4850006086","477:4770000113","477:4770000088"],"twin_admin_codes":[485,485,485,485,485,477,485,485,485,477,485,485,485,477,477,485,477,477,485,477,485,477,485,477,477],"twin_sims":[0.7303703354011556,0.6428619889598449,0.5787840448322691,0.558574048748098,0.5527315183376209,0.5419957318891345,0.5049979463775368,0.5016346640563534,0.49017465736849974,0.48993711390312195,0.4790880221696177,0.4781804489946008,0.46163379341559674,0.46099217589563424,0.4550752186043668,0.4456752843023971,0.425591500185902,0.421641912792476,0.4139168008535005,0.41288327926492585,0.4121600824359299,0.4121017826749394,0.40858992313488063,0.4084273426371306,0.40740091443794635],"twin_dists":[0.10295427814022533,0.12208550167951875,0.13581988628892178,0.14016436925439557,0.14142406124886067,0.14374438228203565,0.15181443374473283,0.15255506238658356,0.15508922710122683,0.15514193670513787,0.15755771332657112,0.1577605780555233,0.16148192415375384,0.16162713837628825,0.16296971914235464,0.16511585209786822,0.16976094023959354,0.17068481172493097,0.17250248850188474,0.17274677203657066,0.17291786517068772,0.17293166335885535,0.17376442074107568,0.1738030490575963,0.17404708038086456],"n_dims_used":45,"mean_confidence":0.9181100633409288},"coverage":{"mean_confidence":0.9181100633409288,"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}}