{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001884},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002217","491:4910001212","491:4910000958","491:4910002072","492:4920004764","492:4920004342","492:4920004031","491:4910002167","491:4910001348","492:4920004290","492:4920006164","492:4920005133","491:4910001639","491:4910001983","492:4920005794","491:4910001087","492:4920004291","491:4910002227","492:4920004804","492:4920004767","492:4920006615","491:4910001828","492:4920006613","492:4920006675","491:4910001586"],"twin_admin_codes":[491,491,491,491,492,492,492,491,491,492,492,492,491,491,492,491,492,491,492,492,492,491,492,492,491],"twin_sims":[0.5618072769464779,0.4319639278812404,0.4104574352505454,0.3947262207538653,0.3928772846899237,0.39032158142808654,0.34798579367150784,0.3271767063598175,0.3259015418819737,0.32315002936275583,0.32174861937630955,0.3077055402531805,0.30673068510978274,0.3021370037188545,0.29998034060362,0.2943493258466359,0.2932931987652756,0.28439004455508665,0.2831460319440648,0.27449700255372805,0.27330906178667164,0.26650841574823114,0.26580443478027055,0.264346314265979,0.26074459295465274],"twin_dists":[0.139468076582934,0.16827776672385214,0.17332119371260238,0.1770835530522797,0.17753020286486262,0.17814920035149856,0.18870665780491072,0.19413997603985336,0.19447896476889048,0.19521293963619563,0.19558810815507552,0.1993995948945936,0.19966783581952888,0.20093851535653304,0.2015389546976941,0.20311871849030938,0.20341699044170447,0.2059572360027339,0.2063159551790517,0.20883679749776016,0.20918680351683894,0.21120877835761234,0.2114199049487625,0.21185831136441416,0.21294774155470464],"n_dims_used":45,"mean_confidence":0.8990015665690104},"coverage":{"mean_confidence":0.8990015665690104,"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}}