{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004720","489:4890004773","489:4890004255","489:4890004513","489:4890004137","489:4890004464","489:4890004727","489:4890004197","489:4890004142","489:4890004028","489:4890004027","489:4890004362","489:4890004723","489:4890004252","489:4890004638","489:4890004685","489:4890004686","489:4890004648","489:4890004457","489:4890004191","489:4890004402","489:4890004492","489:4890004361","489:4890004415","489:4890004510"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9664747367827811,0.9534757653699268,0.9376952641410848,0.9330659663687777,0.92540929189579,0.9180796819110253,0.9118635950280208,0.9097712513682431,0.9019828793436458,0.8999866312608648,0.8995797997721839,0.8991738224273083,0.8864282543210791,0.8839427059028601,0.8823241229867745,0.8780411102089803,0.8758694850885193,0.874800425381334,0.8738754321521875,0.8714729578591812,0.8657979577121113,0.8634383924505505,0.8604442662519881,0.8586058798212747,0.8515778399695468],"twin_dists":[0.03391695027610885,0.0400894882590047,0.046585043024070315,0.048343805189323116,0.05113795745252086,0.05369680825704234,0.055790085099531525,0.0564803474257963,0.05899211449088771,0.059622255332996726,0.05975003179320882,0.059877325607247685,0.06377223185827607,0.06451064129979758,0.06498808366411057,0.06623900966195409,0.0668666182706707,0.06717399361608634,0.06743911795624144,0.06812419969084253,0.06972305598911906,0.07038016507232503,0.07120781017473636,0.07171265937773502,0.07362047732112297],"n_dims_used":45,"mean_confidence":0.9205257839626736},"coverage":{"mean_confidence":0.9205257839626736,"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}}