{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006615","494:4940002315","494:4940001897","494:4940002196","494:4940002100","494:4940001442","494:4940002530","494:4940001799","494:4940002206","494:4940003794","494:4940004255","494:4940001523","494:4940002981","493:4930006753","494:4940001797","494:4940003105","494:4940005511","494:4940002205","494:4940002420","494:4940002535","494:4940002536","494:4940002873","494:4940001521","494:4940002985","494:4940004412"],"twin_admin_codes":[493,494,494,494,494,494,494,494,494,494,494,494,494,493,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.7422670261395422,0.7112012021918965,0.5707251406921489,0.48411116778136726,0.47634126234823093,0.4744377868833853,0.46062691150954616,0.4452025506342367,0.4338120488407634,0.43065498885181586,0.41903108933643923,0.4077484661335614,0.4022504976718778,0.39828278560809743,0.39754194068133936,0.38615908927490283,0.3809296782113043,0.3764134924065606,0.37014106470908814,0.36548279952299667,0.3582900714231228,0.3566469347188226,0.3561261848541192,0.3558734046060433,0.35108541174203695],"twin_dists":[0.10027222646376499,0.10722315353783546,0.13755020991326347,0.15643711806802005,0.1581720627796144,0.1585984764898144,0.16170983888888824,0.1652242310208114,0.1678492875330079,0.16858168702901727,0.1712975229155189,0.17396442020545005,0.17527573801005522,0.17622709423894287,0.1764052072313437,0.17916145238570724,0.18044053761310713,0.18155199370131306,0.18310654703458548,0.18426952375791597,0.186080036106429,0.18649623332937154,0.18662834213289428,0.18669250575181573,0.18791233857246306],"n_dims_used":45,"mean_confidence":0.9147588941786025},"coverage":{"mean_confidence":0.9147588941786025,"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}}