{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002316","489:4890001811","489:4890002469","489:4890001895","489:4890002991","489:4890001807","489:4890001900","489:4890001730","489:4890002233","489:4890001910","489:4890001899","489:4890001734","489:4890003426","489:4890001985","489:4890002321","489:4890002232","489:4890002234","489:4890002071","489:4890001813","489:4890001981","489:4890002059","489:4890001896","489:4890001812","489:4890003371","489:4890003493"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.948646965229381,0.9269102499523015,0.9146020362784979,0.9145897839892426,0.9059653081485205,0.9011369769414109,0.8913165222597695,0.8661242970240217,0.8588509400230128,0.8560982239455138,0.8448420132167718,0.8373855032294493,0.8373231797622419,0.8307397000947474,0.8252785747420578,0.820130027499554,0.8197779259249498,0.8047607203863503,0.8037732836076799,0.8016348601324623,0.8000692467513494,0.7972298792627996,0.7941721312695414,0.7846104120799651,0.7844982599529742],"twin_dists":[0.042171650631266405,0.05060058560252224,0.05487600263926549,0.05488012017064107,0.05771873101183523,0.059259781757592805,0.06230069023571509,0.06963182833774395,0.07164550532708416,0.07239734720401395,0.07541797850793451,0.07737527768242392,0.0773915010972999,0.0790931938595325,0.08048746113682173,0.0817884274276883,0.08187693886608788,0.08560103961784535,0.08584262205451455,0.0863644953747672,0.08674546294275652,0.08743403036191494,0.08817225739282746,0.09045978996727781,0.09048644091362736],"n_dims_used":45,"mean_confidence":0.9139713711208768},"coverage":{"mean_confidence":0.9139713711208768,"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}}