{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002050","499:4990002474","499:4990002139","499:4990002322","499:4990002570","499:4990002053","499:4990002390","499:4990001688","499:4990003087","499:4990003217","499:4990002877","499:4990003008","499:4990003155","499:4990002404","499:4990003019","499:4990003006","477:4770003814","499:4990001974","499:4990003089","499:4990002560","477:4770003812","499:4990003086","499:4990000755","499:4990002140","499:4990002495"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,477,499,499,499,499],"twin_sims":[0.8992342514914822,0.8541636973831033,0.8064577791331095,0.7971486911306692,0.78968773067172,0.7806915721690176,0.7719753223077986,0.7524126594121706,0.743765286407496,0.7330145709824567,0.7277589642178736,0.7250640649752301,0.7163853121443832,0.7090496014425842,0.7054742705848466,0.702372013253966,0.6930503192664658,0.6930175066355597,0.6908193724975226,0.6747262879121229,0.6638173723104211,0.6619018524110183,0.6511158807669372,0.6496861185338969,0.648441064731635],"twin_dists":[0.059858391641432376,0.07292251123551714,0.08518493928072722,0.0874536752475619,0.08924894810572269,0.09138866728213406,0.09343793707844243,0.09796193440623167,0.0999324505244822,0.10236049271271601,0.10353943712832632,0.10414205250401992,0.10607448343950912,0.10769873400909727,0.10848756940370034,0.10917062482941103,0.11121574384769857,0.11122292433582372,0.11170367009084199,0.11520799237845235,0.11757023220882074,0.11798409084335863,0.1203100006042067,0.12061780410881771,0.12088575496924826],"n_dims_used":45,"mean_confidence":0.9297800699869792},"coverage":{"mean_confidence":0.9297800699869792,"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}}