{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750006621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750006620","475:4750006624","475:4750006544","475:4750006617","475:4750006619","475:4750006133","475:4750006546","475:4750006217","475:4750006618","475:4750006625","475:4750006545","475:4750006382","475:4750006044","475:4750006384","475:4750006208","475:4750006130","475:4750006038","475:4750006465","475:4750006045","475:4750006616","475:4750006299","475:4750006548","475:4750006124","475:4750006697","475:4750006466"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9954186503118895,0.9887037420978301,0.9852284850831383,0.9787012812235338,0.9776168721381129,0.9713139251856998,0.9638735725195101,0.9539037385211944,0.9521429017732058,0.947452635537405,0.9467289257838145,0.9363039507570967,0.9343532493947043,0.9089422533254288,0.9041249633961049,0.8998603100523848,0.8878337309397502,0.8875317870952237,0.8863609716423138,0.8813141159373107,0.870898054873779,0.8556403693008776,0.8547926119830442,0.8520397306480705,0.8519316048728066],"twin_dists":[0.01244611847933831,0.019576652475712872,0.022406040618711574,0.026949384505799878,0.02763455166761857,0.03133479363974623,0.03523173936377037,0.03990023083164433,0.040673798472930615,0.04267254790970147,0.04297353165203611,0.04711961004784335,0.04786036128289779,0.05675194546212772,0.058309940596281036,0.059661953040641307,0.06335180934745482,0.06344230901408067,0.06379230539496615,0.0652846821950531,0.06828739600160567,0.07252187659850065,0.07275206608333255,0.07349613669194233,0.07352525687487381],"n_dims_used":44,"mean_confidence":0.9109998182816939},"coverage":{"mean_confidence":0.9109998182816939,"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}}