{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000717","487:4870000647","487:4870000447","487:4870000278","487:4870000984","487:4870000224","487:4870001432","487:4870000562","487:4870001157","487:4870000635","487:4870000384","487:4870000387","487:4870001335","487:4870000388","487:4870000511","487:4870000332","487:4870000981","487:4870001453","487:4870001527","490:4900012761","487:4870000448","487:4870000279","487:4870004391","487:4870001165","487:4870000798"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,487],"twin_sims":[0.44805280121456503,0.35806141597197605,0.3009342401979067,0.21951582974802702,0.21250759086855564,0.21064164226597865,0.2083410470804434,0.20371168134157797,0.17472130456602947,0.1644691465191704,0.1468497393332388,0.14451516529099223,0.13257887504990531,0.11989582676620711,0.11021380523828138,0.10828437195193276,0.08912978827087172,0.07097376542526182,0.06661352269546661,0.06152329328364429,0.06019028580867921,0.056630145833763065,0.05414125603426725,0.048602697592799934,0.04660819470608931],"twin_dists":[0.16457144383952277,0.18613789442396012,0.2012730686519148,0.22617043904851752,0.22857744244796874,0.22922732713562124,0.23003399786845108,0.2316758178943486,0.24259519102353327,0.24676373274010074,0.2543912949603333,0.25545164920138624,0.26108180298972117,0.2674993273690938,0.27275702409502206,0.2738470280499072,0.28558579843648435,0.29873644600531496,0.302295120034625,0.30669850817526806,0.30790084597337253,0.3112229479481615,0.3136493765053252,0.31940022092771564,0.3216054686002496],"n_dims_used":43,"mean_confidence":0.9015133879905524},"coverage":{"mean_confidence":0.9015133879905524,"n_dims_used":43,"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}}