{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005226","489:4890005199","489:4890005345","489:4890005198","489:4890005156","489:4890005119","489:4890005257","489:4890005285","489:4890005258","477:4770003380","489:4890004813","489:4890005190","477:4770002345","489:4890004861","489:4890005288","489:4890005232","489:4890005236","489:4890005191","489:4890005161","489:4890005052","489:4890005120","477:4770003321","489:4890005224","477:4770003074","489:4890005265"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,477,489,489,477,489,489,489,489,489,489,489,489,477,489,477,489],"twin_sims":[0.84714274896813,0.801886439388011,0.8007635426042916,0.791704742986861,0.7900617511902591,0.7096260809160009,0.6855913255214316,0.6746367896380407,0.5687579830132985,0.5679598548475252,0.558069619859274,0.5138478966782081,0.5117691397584697,0.4932916351352972,0.492744533409213,0.48057019880567065,0.4562383605813443,0.43958239561056295,0.438618016200681,0.43643136529617654,0.4119754038265881,0.4096522558855738,0.4016674189284703,0.3908527097521911,0.37608575547561907],"twin_dists":[0.07480726810316755,0.08630319025942845,0.08657663186945266,0.0887655316029873,0.08915941169152125,0.10757137645866002,0.11284494647355994,0.11522741215893274,0.13797295762684694,0.13814452464857266,0.14027305112194366,0.1498717795659146,0.1503273099911496,0.15439828726960914,0.15451946982176062,0.15722667504537594,0.16270530276176837,0.1665161217825911,0.16673844562552353,0.16724326126317754,0.1729615771952385,0.1735121823947919,0.17541527797865875,0.17802040433934282,0.18163290315027145],"n_dims_used":45,"mean_confidence":0.9205689324273003},"coverage":{"mean_confidence":0.9205689324273003,"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}}