{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004494","490:4900001113","490:4900002070","490:4900001116","490:4900001924","490:4900003517","490:4900002377","490:4900002977","490:4900002526","490:4900002069","490:4900002527","490:4900001914","490:4900003122","490:4900002086","490:4900002675","490:4900003516","490:4900001773","490:4900003809","490:4900002084","490:4900002236","490:4900002976","490:4900002524","490:4900001771","490:4900001112","490:4900001632"],"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":[0.3406365955668244,0.20589580097525317,0.1608044271425711,0.1574872250508563,0.12447897289508136,0.09599895712165199,0.05873694289431105,0.05705966284229074,0.05683220909285321,0.0541376210732283,0.051710574202344116,0.04539811964528286,0.04260624499538127,0.04158220308280126,0.040201257371785995,0.036190016278248215,0.034173097276567636,0.03294872552567873,0.03231545502015758,0.03159772233123087,0.026529684892911427,0.025686127263113905,0.02287296703572212,0.02229235801011223,0.021479770304746515],"twin_dists":[0.19060505348345613,0.23089806931139922,0.2482992600354097,0.24971124990850868,0.2651233283326983,0.2811665941120349,0.3092369306134043,0.31081316585074403,0.31102985036207936,0.31365298716683815,0.3161099659696101,0.32298218795584366,0.3262799934689642,0.3275352696180389,0.32926996603061787,0.3346113265553098,0.33748962333409965,0.3393082620184269,0.34027163655173753,0.3413831986735187,0.34991431123973843,0.3514684975305117,0.356991847929588,0.358204635899809,0.35994890247744105],"n_dims_used":45,"mean_confidence":0.9132845560709636},"coverage":{"mean_confidence":0.9132845560709636,"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}}