{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001203","487:4870001128","487:4870001202","487:4870000852","466:4660013865","487:4870000766","466:4660013477","466:4660013476","487:4870001109","487:4870000928","487:4870001111","466:4660013826","487:4870000771","487:4870001201","487:4870001874","487:4870001480","487:4870002130","487:4870003278","487:4870001408","466:4660013697","487:4870001942","487:4870001404","487:4870001674","487:4870001204","487:4870002881"],"twin_admin_codes":[487,487,487,487,466,487,466,466,487,487,487,466,487,487,487,487,487,487,487,466,487,487,487,487,487],"twin_sims":[0.701786624600235,0.6740494691055626,0.671570680314036,0.6506446082330606,0.5846774537534477,0.5614934746798265,0.5593638672674086,0.4512160559836962,0.44807976750461087,0.4032149006553633,0.4013511545859078,0.3992382931520833,0.3977553743311663,0.3722855892217932,0.34868630393513544,0.34730625001713916,0.3319241981424232,0.3291861011209762,0.3241321446694704,0.31362887790813215,0.31162069432899697,0.2911148134742771,0.2750291362035834,0.27364394608246556,0.27037047583553225],"twin_dists":[0.10929937387763278,0.11535483465129899,0.11589229800834962,0.12041146973004131,0.13455585379915397,0.13953563162149019,0.1399942265111979,0.1638488002186491,0.1645652753293128,0.1750451410775157,0.17549100331364295,0.17599759563617604,0.17635387822454499,0.18257359887170113,0.18852681888334716,0.1888812962245673,0.19288426607758444,0.1936072773706255,0.19495055994790889,0.19778011760547218,0.19832719192459702,0.2040342283745785,0.20868031495056275,0.2090880413162669,0.21005664684434436],"n_dims_used":43,"mean_confidence":0.908210044683412},"coverage":{"mean_confidence":0.908210044683412,"n_dims_used":43,"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}}