{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002276","487:4870002243","487:4870000583","487:4870000528","466:4660010839","487:4870004509","487:4870004508","487:4870000187","487:4870000594","487:4870000353","487:4870000474","487:4870011053","487:4870000185","466:4660009170","487:4870010932","487:4870000397","466:4660013214","487:4870000411","487:4870002244","466:4660009515","487:4870000347","487:4870003650","487:4870011519","487:4870000904","496:4960006084"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,487,487,487,466,487,487,466,487,487,466,487,487,487,487,496],"twin_sims":[0.2654835126467272,0.21985837788172866,0.2088858703589332,0.18965251119240067,0.1841827842325285,0.18158590289386853,0.18024787304954057,0.17947150053463415,0.1763510238100339,0.16668254325639098,0.1664010688356494,0.13749574627131725,0.13382838073231373,0.13004212681962293,0.12972620903825385,0.12958829906123473,0.12786654914217532,0.12786279323685235,0.12643808852616428,0.12017676299416143,0.11756641017890034,0.11686195761784564,0.11675025436031976,0.11286273102052392,0.11234435514425603],"twin_dists":[0.21151626624070535,0.22605412272370726,0.22984241788622034,0.23682510517306887,0.23890034187401413,0.23990081487235396,0.24042025407371284,0.2407229038569974,0.24194880228242796,0.24584826835562062,0.24596419784487988,0.2587184737759602,0.26047506472342113,0.2623269714297386,0.26248331981977985,0.2625516619253582,0.263409547646432,0.2634114286027038,0.26412795852488175,0.2673517090656651,0.26873362735289635,0.2691105863199158,0.26917051971461053,0.2712843315750131,0.27157041160638973],"n_dims_used":43,"mean_confidence":0.9104591192201127},"coverage":{"mean_confidence":0.9104591192201127,"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}}