{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000292","480:4800000281","480:4800000277","494:4940006890","480:4800000276","480:4800000294","480:4800000473","480:4800000275","490:4900000877","480:4800000288","494:4940006781","494:4940005815","480:4800000280","480:4800000714","480:4800000317","480:4800000688","494:4940005720","480:4800000721","480:4800000293","494:4940007527","480:4800000352","494:4940005836","490:4900000699","480:4800000499","480:4800000886"],"twin_admin_codes":[480,480,480,494,480,480,480,480,490,480,494,494,480,480,480,480,494,480,480,494,480,494,490,480,480],"twin_sims":[0.19415314707926243,0.06515241016374985,0.04806269425849618,0.04097150360333748,0.032681678803984496,0.03147794594429874,0.031236600616028277,0.030081701077261446,0.028370466578040425,0.027802424098171585,0.02758657243933463,0.02460712912353569,0.024458117768322223,0.02396941008966205,0.023963185357081616,0.023958888270902673,0.023166047472651302,0.02280859847488037,0.02244161218601963,0.022416447785582272,0.021446578688132965,0.02039247293460376,0.02029133427199181,0.02012525224655805,0.019733064232376415],"twin_dists":[0.23514872630810785,0.30353009644796486,0.3199897046779954,0.32829632146664384,0.33971256705812386,0.3415707957664235,0.34195065989661433,0.34380395422506715,0.34666547074516657,0.34764817046303065,0.34802612174312125,0.353522031947294,0.35381171961895236,0.35477264071417886,0.3547849890878894,0.3547935150951022,0.3563897703609499,0.35712497657906656,0.3578902755565724,0.35794314951873524,0.3600213623662546,0.3623749287010773,0.36260628293165137,0.36298838469940264,0.36390171593625525],"n_dims_used":43,"mean_confidence":0.9147743402525436},"coverage":{"mean_confidence":0.9147743402525436,"n_dims_used":43,"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}}