{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003585","473:4730003834","473:4730003350","473:4730003079","473:4730003746","473:4730003833","473:4730003358","473:4730007345","473:4730003023","473:4730007911","473:4730008732","473:4730003009","473:4730007686","475:4750011713","475:4750007748","473:4730003666","473:4730003433","473:4730003351","473:4730008192","473:4730003589","473:4730008734","473:4730008114","473:4730003162","473:4730003154","473:4730004597"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,475,475,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8207398311434517,0.6955837904528456,0.6729273552108347,0.6354318788175723,0.5943873637620177,0.564819721923926,0.5327658238318094,0.5042100536599415,0.480754860631247,0.46571798880144727,0.44787810392749144,0.4195468658025185,0.41873927708449254,0.402703125907541,0.4020717689070048,0.4017518588003379,0.3912552243163623,0.3704128964323816,0.3674177493957153,0.35899403974807825,0.35182743741579814,0.3515313164500054,0.3499330481958832,0.34500546065787463,0.3316961054134123],"twin_dists":[0.08163499778537306,0.11066095898548593,0.11559820122358803,0.12368121201673986,0.1324750385636574,0.13881981037467067,0.1457459466102297,0.151987815417582,0.15718545435528025,0.16055922286727067,0.16461140905208912,0.17117635200492212,0.17136610619034492,0.17516747979739272,0.1753185009226798,0.17539506452077547,0.17792285106267589,0.18303890798686678,0.1837855514045049,0.1859020247396858,0.18772272947769456,0.1877983719340545,0.1882072164677481,0.18947392772235755,0.1929443703050087],"n_dims_used":44,"mean_confidence":0.9098813317038796},"coverage":{"mean_confidence":0.9098813317038796,"n_dims_used":44,"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}}