{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002200","492:4920002317","492:4920002322","492:4920002048","492:4920002435","492:4920002210","492:4920002484","492:4920002747","492:4920002100","492:4920002259","492:4920002688","492:4920001804","492:4920002316","492:4920002090","492:4920001852","492:4920001805","492:4920002798","492:4920002438","492:4920001895","492:4920002266","492:4920001700","492:4920002597","492:4920002365","492:4920002691","480:4800005859"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,480],"twin_sims":[0.5495112893332419,0.46019609592842503,0.4138444508686712,0.36720500295981184,0.33059935137016855,0.3184094470627293,0.31403279317116234,0.2991029464748647,0.2943945432859723,0.28418143582694705,0.2709355361205448,0.23037689398921138,0.22338329483105546,0.21622746580899252,0.20350518610663187,0.19644947718030167,0.19404149769734452,0.19017842924551423,0.18821698150529706,0.18376435639871908,0.17418876634960562,0.17189623122877784,0.17183331642705585,0.1660786531474026,0.16110888224052092],"twin_dists":[0.14211924402781934,0.16180741095763881,0.17251958055213718,0.18383870118305704,0.19323368996897974,0.19648573402860017,0.19767032316866848,0.2017839527460147,0.20310596230130812,0.20601732358206945,0.2098889338319362,0.22253974576968721,0.22486417664344902,0.2272932910963123,0.23174964436459541,0.23430379739668408,0.23518998388853657,0.2366277907081512,0.23736564418470676,0.23906086971001328,0.24280734113173963,0.2437259585799852,0.24375129173621224,0.24609716352487102,0.24817073162766323],"n_dims_used":45,"mean_confidence":0.9254364013671875},"coverage":{"mean_confidence":0.9254364013671875,"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}}