{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010401","490:4900010904","490:4900010488","490:4900008548","490:4900010737","490:4900010572","490:4900010487","490:4900010655","490:4900009417","490:4900010326","490:4900010653","490:4900010569","490:4900010738","490:4900009824","490:4900008441","490:4900010651","490:4900010573","490:4900010983","490:4900012172","490:4900009726","490:4900010652","490:4900012107","490:4900010412","490:4900009743","490:4900010656"],"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":[0.4067222618745472,0.3875836443765862,0.2515194037063049,0.12315391707121282,0.08389203570158903,0.0705616611844993,0.0656801668656712,0.061624810541053184,0.051473057379737217,0.04848800856083787,0.04658191181574897,0.04418376081692825,0.04286870215710868,0.03952078120286387,0.03875986969811009,0.03486789759764654,0.03268161384206272,0.02966707702810795,0.028698212488603464,0.027702063130273832,0.023904775059453296,0.022576453102949902,0.021421858208030626,0.02139670310578482,0.018711259675209417],"twin_dists":[0.17420857831744152,0.17881444632901958,0.21578208446686617,0.2658033193163928,0.2891406649507311,0.2990650658811315,0.3030814365662896,0.30660782170841455,0.31635552458879385,0.31952495988469953,0.3216350512870615,0.32439506286801695,0.3259623648429819,0.3301433295679388,0.3311351127045114,0.33648214989133046,0.33971266575217013,0.34448420620786663,0.34610614883567686,0.3478235849291799,0.35490099661411184,0.35760782959807846,0.3600753925109728,0.36013042829051084,0.3663579416862378],"n_dims_used":44,"mean_confidence":0.8844630501487039},"coverage":{"mean_confidence":0.8844630501487039,"n_dims_used":44,"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}}