{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008141","490:4900007924","490:4900008250","490:4900007926","490:4900008253","490:4900007925","490:4900007809","490:4900008249","490:4900008030","490:4900008251","490:4900007811","490:4900008031","490:4900008035","490:4900008138","490:4900008139","490:4900008032","490:4900005722","490:4900005588","490:4900007687","490:4900007921","490:4900005723","490:4900005852","490:4900007807","490:4900006463","490:4900007686"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5951524340894215,0.13786696666140194,0.03594554543128611,0.010581034297794596,0.0007180239653650646,0.0006296002793968145,0.0006057389929478316,0.00038787115819158665,0.00032086148213196215,0.0002497652827938367,0.00024193424765037646,0.0000918391929077616,0.00005021129359726724,0.00004237548733554666,0.000018446473166764904,0.000016702447768342448,0.000009940669299110712,0.000008058331411955387,0.000003280518324637766,0.0000014991782117226733,4.643896640375696e-7,4.3791599486830276e-7,4.243889187890108e-7,1.7691584411458308e-7,1.711965501319725e-7],"twin_dists":[0.13231115523039197,0.25854263088518875,0.3349528297799912,0.39172574402598925,0.49417225732691156,0.4986377128602341,0.49994294019796776,0.5147631406991875,0.5209408331239794,0.5289891323134275,0.5300039094654782,0.5599826272330336,0.5778836958138299,0.5828150138084872,0.6064078155080614,0.6091641036691599,0.6233671315952795,0.6290218176006852,0.6526760693938826,0.6726092606811865,0.7013833622247825,0.7027935306402753,0.7035461859708056,0.7242198215711252,0.7249847838021775],"n_dims_used":45,"mean_confidence":0.8945627848307292},"coverage":{"mean_confidence":0.8945627848307292,"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}}