{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004588","493:4930000636","493:4930001165","493:4930000020","480:4800004052","493:4930000543","480:4800004424","480:4800004180","480:4800004184","480:4800004460","480:4800003975","493:4930000148","480:4800004463","493:4930002536","478:4780008198","480:4800003417","493:4930000469","480:4800003529","480:4800005376","493:4930000061","481:4810003362","493:4930001149","481:4810003678","480:4800005148","480:4800004497"],"twin_admin_codes":[480,493,493,493,480,493,480,480,480,480,480,493,480,493,478,480,493,480,480,493,481,493,481,480,480],"twin_sims":[0.049542239354946574,0.04767339222528671,0.03884537968821911,0.037769512700242584,0.03439711788589788,0.033061419888035654,0.027801853048900742,0.026469923159825496,0.024873478846931883,0.02418095838608586,0.0231638372938964,0.022755696137324397,0.019337958290794766,0.019160508603742427,0.019085255542724208,0.01854735848789757,0.01841681953023712,0.017244159578911535,0.016024385730322003,0.015828912443405174,0.015561430804781019,0.015534461097089482,0.015522354724286789,0.015033999811414038,0.014769913371804097],"twin_dists":[0.31838749252375637,0.32041811946238596,0.3310228405603356,0.3324509380469626,0.337162898954248,0.33913848306840233,0.3476491670208458,0.3500230036566965,0.35300799009422706,0.35435462153001845,0.3563942859653455,0.3572346348004276,0.3648380025864303,0.3652639530057294,0.36544563181196693,0.3667627881413761,0.3670874723178735,0.37009816385059513,0.3734266933968446,0.3739806666209274,0.37474854303729516,0.3748266097392015,0.37486169171854683,0.37629733583124075,0.37709088353067877],"n_dims_used":43,"mean_confidence":0.9211152542469113},"coverage":{"mean_confidence":0.9211152542469113,"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}}