{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004323","489:4890004225","489:4890004121","489:4890005104","489:4890004332","479:4790001734","489:4890004840","489:4890004385","489:4890004652","489:4890004482","489:4890005065","489:4890004787","489:4890004425","489:4890004008","489:4890004331","489:4890004653","489:4890003871","489:4890003633","489:4890003941","489:4890003621","489:4890004613","489:4890004521","489:4890004378","489:4890004564","489:4890004110"],"twin_admin_codes":[489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8337492928129782,0.7903237931354383,0.7851089443945228,0.780537916453035,0.7790568317610839,0.7692681392395855,0.7638765900202896,0.7542250779806222,0.7362522322396224,0.7263789710383161,0.702837540137581,0.7026069106021945,0.6991275252091481,0.6987135457914582,0.6940222195711786,0.6877902361604337,0.6784156595160334,0.6759525188085149,0.6748507856895398,0.671989745131956,0.6650075113410925,0.6583896723190031,0.655383941808944,0.6526113046851958,0.6459868760186541],"twin_dists":[0.07831819904833923,0.08909665339625218,0.09034127368554896,0.09142499022456392,0.09177473491135783,0.09406996306883623,0.09532274832113333,0.09754679745065056,0.10163166368755826,0.10384817956602815,0.10906820610908224,0.1091189495304105,0.1098836583207683,0.10997454201674917,0.11100300362777056,0.1123652833746633,0.11440683493116904,0.11494184800211399,0.11518097707133491,0.11580147051207988,0.11731296419281492,0.11874226510430448,0.11939047973313448,0.11998794161665327,0.12141369652587096],"n_dims_used":45,"mean_confidence":0.9171958075629341},"coverage":{"mean_confidence":0.9171958075629341,"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}}