{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001160","489:4890001428","489:4890001426","489:4890001226","489:4890001424","489:4890000983","489:4890001429","489:4890001365","489:4890001355","489:4890001239","489:4890001108","489:4890001171","489:4890001234","489:4890001357","489:4890001366","489:4890001290","489:4890001287","489:4890000989","489:4890001231","489:4890001048","489:4890001359","489:4890001430","489:4890000990","489:4890000873","489:4890001438"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9040948304996301,0.8140969492851675,0.8080141108066956,0.7274988071240991,0.7163779549907521,0.6324200629132777,0.5906947607649309,0.5629828549421931,0.5582432192152259,0.5257797298981516,0.5162585551881042,0.5137870711209487,0.5082450747513291,0.5038113803763326,0.49856174724897595,0.49743133561427894,0.49293893568980934,0.49225500354654383,0.48481772680289625,0.4746304961387034,0.45767877993560435,0.44961637901533785,0.447855106245357,0.4376324339866284,0.4337447949390522],"twin_dists":[0.05831958085857638,0.08329721098803278,0.08480232329918996,0.10359766695980409,0.10607611648696634,0.1243274634359127,0.1332661440496258,0.1392150436040716,0.1402356466485387,0.1472656333478121,0.14934409130007148,0.14988510206639635,0.15110063771877616,0.15207557427087645,0.153232944403274,0.1534826063605479,0.15447640537328633,0.15462793373764797,0.1562797875621024,0.15855528054851287,0.16237819168604234,0.16421400749334622,0.16461667063242105,0.1669658562050506,0.16786486717868454],"n_dims_used":45,"mean_confidence":0.9147962782118055},"coverage":{"mean_confidence":0.9147962782118055,"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}}