{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012089","490:4900008216","490:4900010215","490:4900011627","490:4900009935","490:4900009628","490:4900008103","490:4900011885","491:4910005465","490:4900008218","490:4900007995","491:4910004799","490:4900007765","490:4900008326","490:4900009426","490:4900008328","491:4910004801","490:4900010320","490:4900009005","490:4900008217","490:4900008327","490:4900009523","490:4900007779","490:4900008775","490:4900008666"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.2939994588711529,0.23436973064785824,0.148583835778233,0.11980421481755163,0.11289873076610217,0.09329683434314423,0.08004017076052398,0.07987311634377373,0.07353642989697667,0.06256865429228743,0.04943668716710467,0.04868262626535016,0.04856250361983037,0.04578769779570461,0.04204851329258655,0.03699853537857206,0.03352025497498792,0.0334702392612567,0.025983832540108023,0.02529795542367671,0.023472648104447387,0.02064524148868741,0.020554757850266888,0.018408312295503004,0.018138882918656493],"twin_dists":[0.20321745785650402,0.22123350706966802,0.2536117165876735,0.2675475221383364,0.2712645017685132,0.28287421232881677,0.2918697087545501,0.2919904268651847,0.2967269302333344,0.3057704898693421,0.31850046413214145,0.3193134334929122,0.31944390901000075,0.32253563868823787,0.3269604726533178,0.33349568044433003,0.33845228580289627,0.3385266948714993,0.350915037100336,0.3521985234732982,0.35576694682591653,0.36180106476705626,0.36200578395032207,0.3671087018136921,0.36778553493576244],"n_dims_used":45,"mean_confidence":0.8863332960340712},"coverage":{"mean_confidence":0.8863332960340712,"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}}