{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002558","480:4800005798","480:4800005490","480:4800005794","480:4800005923","480:4800003445","480:4800002657","480:4800005494","480:4800002803","480:4800005659","480:4800005156","480:4800005729","480:4800003626","480:4800002660","480:4800003339","480:4800004979","480:4800005925","480:4800003073","480:4800005660","480:4800002646","480:4800006220","480:4800006305","480:4800002552","480:4800005731","480:4800005240"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.21232964503438423,0.1710803214341165,0.0906675052737072,0.08990262576545581,0.08224032595625275,0.07908281988452982,0.07851456999541728,0.07747531964169749,0.07524579800042451,0.062347916699718814,0.05856071688752328,0.05590330444401703,0.043857472550983205,0.039072845428247675,0.038826081061071355,0.03880128140358072,0.037453474588681035,0.037349632928971754,0.036252734439905336,0.03545016109858491,0.035108086352206774,0.034908157720306206,0.03466285955250123,0.034428454030830474,0.03429914415286186],"twin_dists":[0.22863925132894086,0.2440550081810285,0.2845737176925735,0.2850754244449878,0.29029835885205235,0.29256427818708164,0.29297974883731953,0.29374587938786895,0.29541779815625724,0.30596538475070906,0.30940078281126016,0.31192227844233594,0.3247802422385913,0.3307251992575907,0.33104816081497335,0.33108071419012514,0.33287699079043587,0.3330176455480698,0.3345240309861524,0.33565093171157867,0.3361378449368616,0.3364242974457595,0.3367776677568631,0.3371173411253585,0.33730556574068227],"n_dims_used":43,"mean_confidence":0.9128684110419695},"coverage":{"mean_confidence":0.9128684110419695,"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}}