{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001734","489:4890002059","489:4890001811","489:4890001896","489:4890003426","489:4890001983","489:4890001910","489:4890002316","489:4890002977","489:4890001812","489:4890002239","489:4890002321","489:4890001807","489:4890003053","489:4890002991","489:4890003371","489:4890002232","489:4890003360","489:4890001900","489:4890002469","489:4890001981","489:4890003499","489:4890001813","489:4890002308","489:4890002233"],"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":[0.9312888751114895,0.9186850776640346,0.917820432889265,0.9153569700275461,0.914784748050801,0.9145897839892426,0.8970283747317913,0.875195053823434,0.8699551400057609,0.8667270826715305,0.8658772929537045,0.8637320561137813,0.8636691308492135,0.8588198205895907,0.8563311143242495,0.8511664023737274,0.8492705219523222,0.8487632672045883,0.8405315568565299,0.8404700317744693,0.8387209653228753,0.8368439572902853,0.8356267648537952,0.8341757893127494,0.8320497932566041],"twin_dists":[0.049004439076993034,0.05348933846466551,0.05378545014157534,0.05462180602596757,0.05481456997164205,0.05488012017064107,0.06054652890752506,0.06706065066112765,0.0685544500319669,0.06946309612388037,0.06970088576794904,0.07029862068202258,0.07031609936614305,0.07165403543731803,0.0723339479533099,0.07373111610886292,0.07423948951867987,0.0743751102284408,0.07655344357255102,0.0765695704873832,0.07702711380054131,0.07751617430138805,0.07783225764262013,0.07820797924215801,0.07875642716201899],"n_dims_used":45,"mean_confidence":0.9139949374728733},"coverage":{"mean_confidence":0.9139949374728733,"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}}