{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008784","490:4900009635","490:4900010036","490:4900008890","490:4900008439","490:4900011689","490:4900010564","490:4900009929","490:4900007893","490:4900011691","490:4900009840","490:4900010129","490:4900008779","490:4900007895","490:4900012162","490:4900011153","490:4900008341","490:4900008551","490:4900011690","490:4900008769","490:4900010480","490:4900009936","490:4900008665","490:4900009002","490:4900009527"],"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":[0.06753158899852882,0.03412319267379829,0.027069003220561133,0.024702152594635998,0.020692826131721253,0.020253849851039334,0.019236279306833096,0.018124490668879008,0.01763082769339046,0.01587221630129823,0.01563554737430432,0.014476452144008138,0.014453201358847081,0.014452282063296525,0.014047547552686378,0.013930404017998964,0.013603494871016076,0.01283928663688353,0.012585591157742437,0.012337360835473868,0.01072003157525184,0.00956072406239312,0.009149215877190763,0.009036467617241216,0.009035046738641353],"twin_dists":[0.30153040048007335,0.337562655443404,0.3489428512023533,0.35333809162068364,0.3616937179637397,0.36269228373687,0.3650816531820035,0.3678219366686145,0.36908612530162554,0.3738574264666268,0.37453461618068523,0.377987504819444,0.37805922700711014,0.3780620648682244,0.37932722557575,0.37969940779109584,0.38075286158327337,0.38330560183075385,0.38418281294031836,0.3850564196663338,0.3911633786847657,0.3960678656432674,0.3979370864235724,0.39846233215740157,0.39846898870765396],"n_dims_used":45,"mean_confidence":0.8886945936414931},"coverage":{"mean_confidence":0.8886945936414931,"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}}