{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004639","485:4850002902","489:4890000261","485:4850002433","481:4810006031","493:4930005610","481:4810001268","481:4810001106","488:4880002820","470:4700008064","485:4850001689","485:4850001482","489:4890000290","485:4850002698","481:4810006165","470:4700008252","470:4700007850","485:4850003087","489:4890000828","489:4890001075","488:4880004419","470:4700005748","481:4810001102","485:4850004038","489:4890000218"],"twin_admin_codes":[470,485,489,485,481,493,481,481,488,470,485,485,489,485,481,470,470,485,489,489,488,470,481,485,489],"twin_sims":[0.4219353517939995,0.41167043427910643,0.3818549817696252,0.3720996081523833,0.324596719375965,0.3135539049814974,0.311352637705243,0.30239208385942934,0.30047250642519047,0.29514565984981017,0.2903727685897388,0.2881604772597038,0.2837613870811408,0.2815810578853034,0.28007161647214446,0.2750420746148773,0.2687241350528062,0.2641486744836908,0.2607299373641516,0.25669815015291036,0.25459556168461683,0.2545299785669508,0.2541738817041398,0.2509384396136705,0.24996060543095347],"twin_dists":[0.17061604738328345,0.17303377988880073,0.18021360377687895,0.1826197578126895,0.19482659933600485,0.1978005059991773,0.1984003685581049,0.20086766361270503,0.2014017088461727,0.2028942356221669,0.20424511073165913,0.2048757371871747,0.20613839496674805,0.20676858001525347,0.2072065888467633,0.20867651251206715,0.2105465285629225,0.21191785079452968,0.2129521937102579,0.21418302546976414,0.21482975654112907,0.2148499834716938,0.2149598674827257,0.21596277290543817,0.2162674978927677],"n_dims_used":43,"mean_confidence":0.9102952646654706},"coverage":{"mean_confidence":0.9102952646654706,"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}}