{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000382","487:4870001624","487:4870000718","487:4870000442","487:4870000990","487:4870000559","487:4870000266","487:4870001151","487:4870001241","487:4870000632","487:4870000877","487:4870000390","487:4870001897","487:4870000976","466:4660007280","487:4870010624","466:4660011617","487:4870009452","487:4870000968","487:4870000977","487:4870001451","487:4870000085","487:4870000495","487:4870004547","496:4960008280"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,466,487,487,487,487,487,487,487,496],"twin_sims":[0.46427075028623926,0.2783275664119223,0.26414905368910824,0.2579990703722983,0.257730202953605,0.2265449756747894,0.21806067064659598,0.2078244484766479,0.1459158972690609,0.14562643503329903,0.12815016996133818,0.10539964066094155,0.0961085072421951,0.09119792075527587,0.08893054325214778,0.08563590759438047,0.08448422055174253,0.08224228762732189,0.07976105381135826,0.07761241448120189,0.07658079236786816,0.07519742016819232,0.07077533012319794,0.06562734288245214,0.0648304825054447],"twin_dists":[0.16088585858352775,0.2077144649701236,0.21191773653141605,0.2137845545996926,0.2138668042880592,0.22380745411169997,0.22666591717500284,0.23021596849878287,0.2548139340227246,0.2549453454022732,0.26326763106532786,0.2755051503227941,0.28109816585378006,0.2842277669708348,0.285717946586827,0.2879379538939674,0.28873003062847397,0.2902969729251246,0.29207151987444346,0.2936443422912726,0.2944119700119204,0.2954545169026688,0.29889448837694155,0.303126210770696,0.3038052354245046],"n_dims_used":43,"mean_confidence":0.9088409778683685},"coverage":{"mean_confidence":0.9088409778683685,"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}}