{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001313","494:4940006920","490:4900007010","466:4660014117","490:4900001015","466:4660004064","490:4900000880","487:4870003923","466:4660012600","490:4900007248","494:4940008401","490:4900000701","466:4660010279","490:4900013106","494:4940000543","490:4900012408","494:4940001994","487:4870000478","494:4940005599","487:4870003958","490:4900000888","480:4800004783","466:4660007641","480:4800004871","494:4940004600"],"twin_admin_codes":[490,494,490,466,490,466,490,487,466,490,494,490,466,490,494,490,494,487,494,487,490,480,466,480,494],"twin_sims":[0.07618852882883562,0.07500156928130536,0.05561695551281912,0.042141204057859045,0.03321299526215522,0.024401809894167473,0.022017361219003974,0.021591972625071496,0.01946167993153712,0.018449200821791665,0.01768093541686028,0.01658649604476199,0.016347955118967895,0.013706629558220919,0.013414317332852185,0.010507969757129995,0.010314535601378119,0.009764894856488848,0.00961015207137693,0.009235914958472823,0.00889910746520668,0.00884524913326671,0.00872470072663767,0.007984381793413146,0.007352216906144654],"twin_dists":[0.2947060382590414,0.29560336265658055,0.31219985376149334,0.32684685770117117,0.3389109052880921,0.3539215834034845,0.3587886546573387,0.3597046749743919,0.36454303609579397,0.3670067443721676,0.36895640383315853,0.37186612511310785,0.3725226148678625,0.3804181208204963,0.3813727415775032,0.39202399550073813,0.3928226070272172,0.3951669613558087,0.3958482007530618,0.39753711167320055,0.3991102074803832,0.3993666790974449,0.39994582614020313,0.4036681220351007,0.4071002096382694],"n_dims_used":45,"mean_confidence":0.9111677381727431},"coverage":{"mean_confidence":0.9111677381727431,"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}}