{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011337","490:4900010520","490:4900011932","490:4900011999","490:4900011102","490:4900012065","490:4900011655","490:4900011931","490:4900012143","490:4900011406","490:4900012067","490:4900011125","490:4900011476","490:4900011472","490:4900011925","490:4900011852","490:4900011800","490:4900012006","490:4900009790","490:4900011537","490:4900012195","490:4900012194","490:4900011939","490:4900011936","490:4900012008"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6453830531358781,0.4947812545377491,0.4644799744107327,0.4131863411881545,0.39218061977676266,0.3477639830808503,0.3411551516120694,0.34023460402217964,0.3258853472690638,0.31586929378095013,0.3113622648993515,0.3019830651668852,0.2822907224375803,0.273910660746618,0.26936849535853163,0.26745695789984236,0.26727130655743053,0.2612710698028082,0.2578780140163627,0.249492265449986,0.24412316797800065,0.22079621929073867,0.21258405998782898,0.211571636638276,0.21029552549602715],"twin_dists":[0.12154354497450211,0.15406853644672036,0.1608386157231564,0.17267511273390493,0.17769875012198638,0.1887636419602117,0.19047039281623235,0.19070951980064504,0.1944832746490393,0.19717212387324393,0.19839773981249959,0.20098129059296804,0.20656314147122457,0.20900943641486597,0.21035457350365477,0.21092485460595345,0.21098037566546168,0.21278790962048943,0.21382158045706567,0.21641371779519214,0.21810272365375347,0.22573628720376437,0.22855089192620112,0.22890293685286037,0.2293483039589912],"n_dims_used":45,"mean_confidence":0.9123538547092014},"coverage":{"mean_confidence":0.9123538547092014,"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}}