{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000453},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001021","480:4800000983","480:4800000421","480:4800001065","480:4800000943","480:4800000559","480:4800001060","480:4800000982","480:4800001185","480:4800000902","480:4800001016","480:4800001123","480:4800000866","480:4800001184","480:4800001020","480:4800000865","480:4800001119","480:4800000297","480:4800001118","480:4800001061","480:4800001114","480:4800000746","480:4800001064","480:4800000901","480:4800001022"],"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":[0.887253301217278,0.8726079065239095,0.8462934112180075,0.8319022434035754,0.8160613667038603,0.7936701774879965,0.7700869557334742,0.769706454168767,0.7253599564642751,0.7126926914524674,0.7027438086587585,0.6743623340188697,0.6713115014093016,0.5996438134282357,0.5955437399053917,0.593382385338606,0.5671954471181401,0.5626062646696804,0.49769820585649754,0.49035345234306266,0.48206840614662594,0.4726257559851453,0.47253951739230876,0.47136638570792644,0.45700097254450317],"twin_dists":[0.06352569072749263,0.0678011891000644,0.07503310270238434,0.07879440104186167,0.08280773733946728,0.08829312350171768,0.09387901488809629,0.09396777092753755,0.1040759486308907,0.10689308757981554,0.10908882987369152,0.11528696056480897,0.11594846480180059,0.13134920906368583,0.1322273378335374,0.13269032440602496,0.13830886931379396,0.13929609385136069,0.15342365111105677,0.15504955850193589,0.15689238581121887,0.15900492875051914,0.1590242855955526,0.15928772027733054,0.1625320714699864],"n_dims_used":42,"mean_confidence":0.9000724610828218},"coverage":{"mean_confidence":0.9000724610828218,"n_dims_used":42,"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}}