{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004961","489:4890005004","489:4890005138","489:4890004956","477:4770002686","489:4890004958","477:4770002343","489:4890004869","489:4890004868","477:4770002414","489:4890004957","477:4770002549","489:4890005047","477:4770003152","489:4890005087","477:4770002413","489:4890005046","477:4770002477","489:4890004824","489:4890004967","477:4770002687","489:4890004916","489:4890005117","489:4890004780","477:4770002554"],"twin_admin_codes":[489,489,489,489,477,489,477,489,489,477,489,477,489,477,489,477,489,477,489,489,477,489,489,489,477],"twin_sims":[0.873749193794399,0.7206317536579845,0.7074172745759673,0.6869055486674762,0.6768150836452989,0.6717541605492329,0.6389519344639979,0.6349904699802799,0.6249428318904794,0.6131118128332466,0.6096635026493571,0.5842262845950937,0.5814503825059991,0.5630366341564043,0.5584513137143032,0.5522022106777564,0.5508929293925109,0.5293719725294651,0.5164433000635897,0.5142739624390049,0.5116752502572336,0.492841044665561,0.4904210351433346,0.4896355544803223,0.48591880329537424],"twin_dists":[0.06747524169463055,0.10513049206976138,0.10805909851698772,0.11255832723056126,0.11475455476124624,0.11585253256092547,0.12292550549880332,0.12377594486189715,0.1259307260442674,0.1284652303892328,0.1292036556021253,0.1346525879196189,0.1352478810975544,0.13920346974689743,0.14019081188215043,0.1415382835799239,0.14182089557484764,0.14648367563716513,0.14930367599519132,0.1497784702282641,0.1503478955589538,0.1544980897993683,0.15503456527288603,0.15520886212030577,0.15603475049441567],"n_dims_used":45,"mean_confidence":0.9205981784396702},"coverage":{"mean_confidence":0.9205981784396702,"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}}