{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000425","499:4990000632","500:5000005015","499:4990000694","500:5000005004","499:4990000868","499:4990000482","500:5000004667","500:5000005013","499:4990000782","499:4990002135","499:4990001335","499:4990002488","500:5000005513","499:4990001249","500:5000001235","499:4990000869","500:5000004666","499:4990000876","499:4990000478","499:4990000359","499:4990000962","500:5000004661","477:4770003726","500:5000002131"],"twin_admin_codes":[499,499,500,499,500,499,499,500,500,499,499,499,499,500,499,500,499,500,499,499,499,499,500,477,500],"twin_sims":[0.6819600903759696,0.6329161727902477,0.600963796124544,0.5992526591408951,0.5953960167240773,0.5711320458267161,0.5655386464692296,0.5559130941208853,0.5422210015761538,0.5401563776382935,0.525533259679647,0.522989941357306,0.5170314737818887,0.5135806470195051,0.4962145445070353,0.49397051623599136,0.49359754481527757,0.49272249655695843,0.48907684503106313,0.4863343049066608,0.483524748201014,0.4784109451260668,0.47348550480397217,0.47176105623996706,0.4717083380165506],"twin_dists":[0.11363596709545262,0.1242210323495938,0.13106653555058542,0.1314329770720783,0.13225897979040943,0.1374627848677473,0.13866516553738917,0.1407378459200431,0.1436956129123325,0.14414273056311877,0.14731932781525814,0.14787373017558333,0.14917502886182282,0.14993031765740428,0.15375152619116123,0.15424797031537144,0.1543305456870194,0.15452435179145346,0.15533288981112753,0.15594232784893414,0.1565677511358695,0.1577090448311395,0.1588120163565263,0.15919906989670843,0.15921090995832887],"n_dims_used":44,"mean_confidence":0.9238138198852539},"coverage":{"mean_confidence":0.9238138198852539,"n_dims_used":44,"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}}