{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003633","490:4900003636","490:4900004196","490:4900003503","490:4900004333","490:4900003109","490:4900003113","491:4910002020","491:4910002012","490:4900006310","490:4900003237","490:4900006074","490:4900005291","490:4900003108","490:4900007293","490:4900005684","490:4900002968","490:4900003925","490:4900003370","490:4900005028","490:4900006311","490:4900003638","490:4900005954","490:4900005164","490:4900001912"],"twin_admin_codes":[490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6994386872582603,0.5984840362958562,0.5321301042490881,0.5204327528281034,0.49770592782813233,0.48554384172279463,0.4656414949104853,0.44663651177215347,0.437975450066034,0.42954727425069744,0.4247110667517232,0.3816005839049476,0.3780088759980762,0.3582521300697387,0.3569498482473099,0.3546757144366963,0.3513759187762773,0.3499963893029414,0.3468544051652057,0.3380549425303485,0.3209116561915238,0.3198999784626355,0.31738792240213415,0.3146490403766979,0.3144622301323181],"twin_dists":[0.10981533275776066,0.1315975860284805,0.14588405941712373,0.14843177784380912,0.15342194535645914,0.1561181764039215,0.1605764784053407,0.1648956160735697,0.1668866867177189,0.1688391787605454,0.16996657671435847,0.18027596931704776,0.1811586260670204,0.18608963536630982,0.18641943303805217,0.18699683785059895,0.1878380807063267,0.1881909949485857,0.18899751720803454,0.191277110073221,0.19581260550319873,0.196084404528905,0.19676139331472717,0.19750296601048106,0.1975536792726533],"n_dims_used":45,"mean_confidence":0.8988537258572049},"coverage":{"mean_confidence":0.8988537258572049,"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}}