{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011910","487:4870012488","487:4870011676","487:4870011907","487:4870010194","487:4870012791","487:4870011677","487:4870011809","487:4870012328","487:4870010716","487:4870011925","487:4870011890","487:4870011690","487:4870008545","487:4870008397","494:4940008419","494:4940008604","487:4870011441","487:4870012926","487:4870012000","487:4870012863","487:4870012329","487:4870012039","487:4870011574","487:4870013004"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,494,487,487,487,487,487,487,487,487],"twin_sims":[0.4806979523856512,0.40253219715847816,0.39636720134198383,0.37426589503040736,0.3383996833995577,0.27807678651249823,0.2762556377529165,0.22723301280981437,0.22648914440081241,0.20049370010714554,0.19663133267992933,0.19023352331842389,0.1788909966685221,0.16984702808747487,0.15523380336999582,0.14059898345947883,0.13710341900016818,0.13138571494761062,0.13059534266453174,0.12156935750789001,0.12002657636059849,0.11811057705462479,0.11666078827711637,0.11199465281382559,0.10031971207578576],"twin_dists":[0.15719815702506135,0.17520835555738323,0.17668794863555862,0.18208280700946514,0.19118720775331258,0.20778765243038638,0.20832034706331456,0.22357879219432827,0.22382602923678663,0.2328322098216673,0.2342371773803116,0.23660714253582402,0.2409498059931186,0.24455452738137196,0.2506828519113975,0.25725926659838716,0.25890470116381664,0.2616652106565515,0.2620538729533403,0.26662383493024944,0.26743059198168,0.2684436221640296,0.2692185536858213,0.27176398005580155,0.2785129884057355],"n_dims_used":43,"mean_confidence":0.9036022452420966},"coverage":{"mean_confidence":0.9036022452420966,"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}}