{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002056","492:4920002111","665:6650000346","483:4830000268","665:6650000211","492:4920002054","665:6650002141","492:4920002112","665:6650001428","665:6650002292","665:6650000285","483:4830000284","492:4920002165","492:4920006015","492:4920002110","665:6650001502","665:6650002143","665:6650003654","492:4920004832","491:4910002688","665:6650000029","492:4920004775","491:4910003216","665:6650000063","491:4910001729"],"twin_admin_codes":[492,492,665,483,665,492,665,492,665,665,665,483,492,492,492,665,665,665,492,491,665,492,491,665,491],"twin_sims":[0.022330330324204773,0.003588925424014244,0.0008137270448955986,0.0006408518874475922,0.00037481424848108934,0.00022384189962830402,0.0002207190887057385,0.00021080264735434608,0.00019483224785715007,0.00016735485237333062,0.00015494493454696877,0.00012743105118265374,0.00009719215641183985,0.00009294179230389489,0.0000905696283669195,0.00003566442071774809,0.000029398191946338248,0.00002044474162008503,0.000012474302231151778,0.000010906570527751533,0.000008361843915027207,0.000007263603362382358,0.000007145767355377693,0.0000066945566624013055,0.000006287475904272995],"twin_dists":[0.35812448534836994,0.43580205994189636,0.48988290170933835,0.4980381684383746,0.515883958696683,0.5324717945365792,0.5329166523105996,0.5343696214728695,0.5368506623459359,0.5416060163092629,0.5440002084970075,0.5500283472385407,0.5582736238417298,0.559623036721752,0.5604017648051026,0.5877837784202848,0.5933026334994423,0.6035401669546062,0.6171932944496586,0.6208528975363304,0.6280296091932468,0.6317999238447389,0.6322364304331914,0.6339741864093774,0.6356411104964416],"n_dims_used":45,"mean_confidence":0.9134245130750868},"coverage":{"mean_confidence":0.9134245130750868,"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}}