{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001792","490:4900006614","490:4900008274","490:4900008075","490:4900009362","490:4900008166","490:4900007703","490:4900006368","490:4900008383","490:4900007834","490:4900006732","490:4900008054","490:4900007950","494:4940009008","490:4900001945","490:4900006736","490:4900006485","490:4900006366","490:4900008298","487:4870002953","490:4900008270","490:4900008272","490:4900006846","490:4900011345","490:4900006744"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,487,490,490,490,490,490],"twin_sims":[0.027206946296997297,0.01711481519404716,0.009218124465327429,0.008888284500204537,0.008259063998083108,0.007945533425734664,0.006986611668423859,0.00677842536397696,0.006093795521337851,0.003993492709698153,0.003218752520540517,0.002992173290666751,0.002959052728750766,0.0019853274304051207,0.001692749670941159,0.0013613962875028056,0.001340854389722617,0.0011601788149107968,0.00099845618975049,0.0009178690012701801,0.0008555731497275968,0.0008497883257090485,0.0007900263353914915,0.0007484095961183085,0.0006693205873436638],"twin_dists":[0.3486970580500923,0.3704411440136356,0.39761891142912437,0.39916163444665315,0.40225229797987144,0.4038718749421002,0.40920809189709345,0.41045312582366905,0.41480553732990705,0.4316481335017099,0.439995189770501,0.4427845964005791,0.4432084082805148,0.45814489334442754,0.46397743922604245,0.4718304347789499,0.472373641466144,0.47751375533058993,0.48278734518155875,0.4857186324386881,0.4881532272353705,0.4883875921796986,0.4908995959378365,0.4927555167152094,0.4965639364270992],"n_dims_used":45,"mean_confidence":0.9330157809787326},"coverage":{"mean_confidence":0.9330157809787326,"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}}