{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000071","481:4810005151","469:4690005483","469:4690004054","485:4850002378","499:4990001475","489:4890003280","469:4690001315","470:4700000197","469:4690003765","485:4850001227","479:4790000195","499:4990000448","485:4850001191","479:4790000018","470:4700007555","499:4990002558","499:4990002855","499:4990002994","485:4850000540","489:4890003206","470:4700008188","499:4990000385","469:4690004142","485:4850002805"],"twin_admin_codes":[479,481,469,469,485,499,489,469,470,469,485,479,499,485,479,470,499,499,499,485,489,470,499,469,485],"twin_sims":[0.5764946634466019,0.4090165758330571,0.3802463889974166,0.3765885713180685,0.34738917827964233,0.34081761469278943,0.3254858831939465,0.31823916991691703,0.3148607861889226,0.31471499580830536,0.30818730542724093,0.30454015599493806,0.3044177001241116,0.3030174086636662,0.2979804008507602,0.2976410739722667,0.2945844608290381,0.29436684637379296,0.29230757452627565,0.28870634572890636,0.2879020139954615,0.2836414603844681,0.28213745509123567,0.277894135759848,0.2769790401805942],"twin_dists":[0.13631120292548443,0.17366308242361359,0.18060828714037327,0.18150878551594904,0.18885997454687817,0.19055803326494863,0.1945896218135969,0.19653164880742124,0.19744550416365272,0.19748506521241235,0.19926721319993845,0.2002723824622242,0.20030625223482768,0.2006941186971195,0.20209802008052558,0.2021930940110667,0.20305239773762185,0.20311377567677355,0.20369592539991688,0.20471986631212233,0.20494960209025434,0.20617298147606422,0.20660748387255717,0.2078409824356277,0.20810849256032696],"n_dims_used":43,"mean_confidence":0.9128535071084666},"coverage":{"mean_confidence":0.9128535071084666,"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}}