{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005003","490:4900006303","470:4700003300","490:4900005005","490:4900005004","490:4900004869","490:4900005410","490:4900005396","490:4900005544","490:4900001891","470:4700003475","490:4900007514","490:4900005276","490:4900004870","470:4700003474","490:4900007386","490:4900005783","470:4700005918","490:4900005805","490:4900006164","490:4900004737","490:4900006176","470:4700004159","490:4900005133","490:4900006409"],"twin_admin_codes":[490,490,470,490,490,490,490,490,490,490,470,490,490,490,470,490,490,470,490,490,490,490,470,490,490],"twin_sims":[0.8511305329357184,0.7669624863127738,0.6851015116599958,0.6414553804313416,0.6040827609157166,0.5699483256007769,0.5624953150991574,0.5591167805177855,0.5421777422953552,0.5377641357409638,0.5328435180787824,0.5259429363253794,0.5222096146949748,0.5198057511123121,0.5100761288471974,0.5082998556098111,0.5076048966763514,0.5017392882798936,0.49347192125923006,0.48530814045606724,0.48150147565396795,0.4780547370481323,0.47739738689413724,0.4683525701644591,0.4666434406188777],"twin_dists":[0.073740756346601,0.09460665792631923,0.11295172430482084,0.1223877593853956,0.13039865095374653,0.13771713029875432,0.13931997391156853,0.1400474503264973,0.14370497796698462,0.14466120058638177,0.1457290695347802,0.14723008129097936,0.1480439515441677,0.14856870399050084,0.15069865598326063,0.15108860590954418,0.1512412685738993,0.1525320027045005,0.15435836267009034,0.1561706281767743,0.15701884415240344,0.15778868750519948,0.15793571123839434,0.159965506221749,0.1603505363385057],"n_dims_used":45,"mean_confidence":0.9164371066623264},"coverage":{"mean_confidence":0.9164371066623264,"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}}