{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001486","480:4800001427","480:4800001646","480:4800001371","480:4800001875","480:4800001312","480:4800001473","480:4800001698","480:4800001356","480:4800002270","480:4800001927","480:4800001584","480:4800001585","480:4800001229","480:4800001867","480:4800002513","480:4800001237","480:4800002458","480:4800002369","480:4800002473","480:4800001414","480:4800001923","480:4800002360","480:4800001483","480:4800001925"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8593602496972209,0.7692506611045936,0.6478202287310737,0.6467448148884549,0.6277853818330031,0.6276910367823334,0.6263870150641101,0.600645898455329,0.5623649804170329,0.5589938645009317,0.5567163635177212,0.5509495083422263,0.5363538803252994,0.5353921550708739,0.5042667940809186,0.49498031388652486,0.4804326906866056,0.4783929303137255,0.45844334396139785,0.4552253503279911,0.44733288241092906,0.4105221663540852,0.40904225420253165,0.40890563760964477,0.4072723117537564],"twin_dists":[0.07150579845443272,0.09407403696159276,0.12101933669400343,0.12125068155569063,0.12532139973656028,0.12534162657324557,0.12562117608736484,0.1311346120202365,0.13934802708474728,0.14007392832335705,0.14056468703382174,0.14180868062877627,0.14496705361253814,0.1451757212864159,0.15197532682838633,0.15402449335388918,0.1572573732313773,0.15771307220881262,0.1622047143962464,0.16293557596552216,0.16473617636922194,0.17330584662790585,0.17365698479858543,0.17368942792377715,0.1740776745997787],"n_dims_used":43,"mean_confidence":0.9133600634197856},"coverage":{"mean_confidence":0.9133600634197856,"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}}