{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012434","490:4900012224","490:4900012651","490:4900012292","490:4900012293","490:4900012433","490:4900005153","490:4900012020","490:4900012506","490:4900006791","490:4900005286","490:4900010563","490:4900012226","490:4900005152","490:4900012507","490:4900010123","490:4900005416","490:4900011145","491:4910005761","490:4900005417","490:4900012225","490:4900012366","490:4900009625","490:4900009623","490:4900010482"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.3311256998014076,0.1739090383115777,0.16396072224265115,0.06502291923283486,0.043161202098371564,0.03691019368017991,0.03312748007364479,0.032473298293128075,0.030976041046254493,0.02835912142111207,0.02623924217913341,0.02487623124163377,0.0230091699410815,0.02080338030083547,0.020374312561498676,0.020370434083611784,0.01959331462259946,0.016233053624066296,0.016024484825653273,0.015869278963916402,0.014018952954435138,0.01368817598701908,0.013322241448171011,0.013011742131277114,0.01163625448224479],"twin_dists":[0.19309477571127642,0.24291896340645946,0.24697527358002025,0.30364063344639486,0.3256102998494221,0.333616567273581,0.33903918999210403,0.34003001622278645,0.3423635961576954,0.3466849313258783,0.3504445526742755,0.3530027030059215,0.35671121790683225,0.3614451450869854,0.36241639669479475,0.362425257113399,0.36423099613426646,0.37284184358777805,0.37342641406981947,0.3738657765974167,0.3794178212993996,0.3804778511165124,0.3816772482410194,0.38271801619444973,0.3876108226428469],"n_dims_used":44,"mean_confidence":0.8885577808726918},"coverage":{"mean_confidence":0.8885577808726918,"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}}