{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003559","474:4740003562","474:4740003399","474:4740003477","474:4740003400","474:4740003483","474:4740003556","474:4740003981","474:4740003412","474:4740003995","474:4740003896","474:4740003486","486:4860000433","474:4740003568","474:4740003728","474:4740003725","474:4740005755","474:4740003999","474:4740005559","474:4740005906","474:4740003567","474:4740003735","474:4740003902","486:4860001070","474:4740003893"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,474,486,474],"twin_sims":[0.928438556047025,0.7538677730367,0.7392842277050279,0.6626747322750759,0.6085518130607153,0.5871927255325097,0.5524686618727538,0.5201683107927866,0.49236039001777293,0.4911888723917778,0.48858602211479196,0.4405581388424174,0.42213323555575216,0.41733365288617497,0.3823745892065909,0.37036639120921205,0.3657237867895417,0.3428885972382924,0.33851640715589193,0.3370182480332572,0.33096565333033434,0.32377698122445875,0.3227523143323588,0.32164275644063706,0.314788647315802],"twin_dists":[0.050048402458799844,0.09762869923106088,0.10094729115472076,0.11781713693509248,0.1294417025396392,0.13401665090279655,0.14148078239846612,0.1484895226016724,0.15460458084006076,0.15486426392713862,0.15544188257710548,0.16629137251299914,0.1705696867620022,0.17169674928529788,0.18008628421263698,0.1830504779892531,0.18420917764372557,0.1900210372985887,0.191156779442703,0.19154775993739584,0.19313700248247306,0.19504539345005395,0.19531931865233762,0.1956164855444728,0.1974650781576538],"n_dims_used":45,"mean_confidence":0.9224482218424479},"coverage":{"mean_confidence":0.9224482218424479,"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}}