{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000283","480:4800000278","480:4800000289","480:4800000290","480:4800000280","480:4800000288","480:4800000344","480:4800000610","480:4800000571","480:4800000504","480:4800000717","480:4800000614","480:4800000679","480:4800000797","480:4800000274","480:4800000469","480:4800001034","492:4920004693","480:4800000375","480:4800000749","480:4800000575","480:4800000371","480:4800000645","480:4800000443","480:4800000402"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,480,480],"twin_sims":[0.7238864818137595,0.5956931771690337,0.39812973602525764,0.14551059888031234,0.1346906946985387,0.09974194870690803,0.060870230869467454,0.044481893269751396,0.04324204643173917,0.041133435576802255,0.038131438092479146,0.03359622377679335,0.033098570740207646,0.032381404934656396,0.03218881305032452,0.032148777934135925,0.031630811222252336,0.031136479848979656,0.03031668087026986,0.02924243092179423,0.028038077870993678,0.027860560490001095,0.027780014614992136,0.027169044784694108,0.0268777991061255],"twin_dists":[0.10440498349684117,0.13219532900593095,0.1762638777991255,0.254997987412009,0.26005881836294514,0.2788625688299957,0.30728485078310924,0.32404520376723517,0.32551334626806444,0.3280935953642937,0.3319667192468992,0.33833944687855555,0.33908262193100025,0.34017056064878326,0.34046622521776,0.3405278762975127,0.34133148116620343,0.342108981822002,0.34342199628996084,0.3451894079007494,0.3472384181483961,0.34754680668221755,0.3476872912489782,0.3487644855163972,0.34928533785440596],"n_dims_used":43,"mean_confidence":0.9133230697276981},"coverage":{"mean_confidence":0.9133230697276981,"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}}