{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006749","490:4900007623","490:4900003444","490:4900007605","490:4900005891","490:4900007119","490:4900003987","490:4900007484","490:4900004817","490:4900007124","490:4900002138","490:4900003844","490:4900007366","490:4900003036","490:4900003046","490:4900007502","490:4900006987","490:4900006750","490:4900007606","490:4900006878","490:4900003700","490:4900002749","490:4900007624","466:4660003779","490:4900007735"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.8124975873553916,0.6079501518213344,0.5081185569046659,0.46745544853874793,0.4520847823513129,0.45109329832452993,0.4080004034778551,0.4006061505360869,0.37888503337340806,0.37247252701212,0.3644971715377902,0.3450648614042542,0.3439381839764431,0.3420925825481041,0.3414458123218204,0.3381121011361377,0.3320634025537292,0.3314864717506548,0.3280617067974432,0.3239633863269814,0.32295050435188727,0.3218468046300829,0.3169555750774102,0.31444990275287543,0.31020285559018884],"twin_dists":[0.08369447609024061,0.12957053540141333,0.15112842679654523,0.16016754831609134,0.16365067132973263,0.16387680875702393,0.1739045200278991,0.17566949152684613,0.18094293876076864,0.18252721395799593,0.18451654569422155,0.18945860117440397,0.1897495448122106,0.19022723464568203,0.19039496080723387,0.19126220070499073,0.19284759571491975,0.19299963036066936,0.1939051372333231,0.19499561352258868,0.19526629855160427,0.19556179349399225,0.19687821332640382,0.19755702638027917,0.198714656341351],"n_dims_used":45,"mean_confidence":0.9232362535264756},"coverage":{"mean_confidence":0.9232362535264756,"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}}