{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001605","480:4800001384","480:4800001320","480:4800001517","480:4800001380","480:4800002394","480:4800002164","480:4800001435","480:4800001383","480:4800001375","480:4800001257","480:4800001942","480:4800001265","480:4800001827","480:4800001322","480:4800001441","480:4800001215","480:4800001434","480:4800002159","480:4800001324","480:4800002385","480:4800002108","480:4800001258","480:4800001943","480:4800001326"],"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":[0.023458789876996154,0.018366743650535998,0.01783566741327453,0.014434577888120088,0.007932617843548463,0.007830326283050054,0.007561311273491726,0.007174332017259748,0.006606650232636417,0.006020548009332011,0.005962873091185548,0.005733645383743431,0.0055768356018564514,0.0054298687990948355,0.005428144583024922,0.005410877535017881,0.005084456695111955,0.005081360566587291,0.005059029723797916,0.00499640563781273,0.004878672839207199,0.0047765524290563745,0.004534761251966229,0.004412230512517955,0.00439969128156455],"twin_dists":[0.35579494558853797,0.36721255845943557,0.3685578484088854,0.3781167486567323,0.40393981277651303,0.4044814126326242,0.40593665216135666,0.4081137344826799,0.41150659165485454,0.4152969815560389,0.41568775420295123,0.41727537951185617,0.4183947985386422,0.41947007825485266,0.41948284885800824,0.419610941899424,0.42210475528666525,0.42212909534513476,0.42230504687389864,0.4228022592887496,0.4237524923178148,0.424593695497583,0.42665233225076027,0.42773388727587064,0.42784610142631796],"n_dims_used":43,"mean_confidence":0.9199374886446221},"coverage":{"mean_confidence":0.9199374886446221,"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}}