{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980005014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680005664","498:4980005279","468:4680005059","468:4680004864","498:4980004001","498:4980004112","468:4680004679","468:4680005798","468:4680002201","468:4680003711","468:4680003713","468:4680003702","468:4680004477","468:4680004583","468:4680006339","468:4680002515","468:4680004774","498:4980004686","498:4980004595","468:4680006340","468:4680004955","468:4680006063","498:4980004745","468:4680005411","498:4980003503"],"twin_admin_codes":[468,498,468,468,498,498,468,468,468,468,468,468,468,468,468,468,468,498,498,468,468,468,498,468,498],"twin_sims":[0.7970940495047207,0.7670208643996304,0.7643018102650221,0.7345558820296212,0.7289433902947395,0.7193536439087718,0.71387591152804,0.7051274657403525,0.7049843229055033,0.6954728820493097,0.6936811210549654,0.6825604843505677,0.6809027950930199,0.6551770773611805,0.6406319724854744,0.6386308495651739,0.636311524157981,0.6359557557665727,0.6343421971026842,0.6326200040746819,0.6251140388591844,0.6244635914598082,0.6223044751281885,0.620961550032663,0.6185933131510684],"twin_dists":[0.08746689538481854,0.09459308678571264,0.09522422353075412,0.10201377745334386,0.10327418078065538,0.10541491989135367,0.1066310076516451,0.10856399265640139,0.10859553143528926,0.1106852617234037,0.11107767946564702,0.11350526939014924,0.11386604063133719,0.11943507158514505,0.12256465760082155,0.12299445716068814,0.12349240690438562,0.12356877152320853,0.12391506175761524,0.12428457072753987,0.12589403154816747,0.12603343744316323,0.12649612334496993,0.1267838596802237,0.127291207209953],"n_dims_used":45,"mean_confidence":0.9275280422634549},"coverage":{"mean_confidence":0.9275280422634549,"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}}