{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002242","470:4700000833","485:4850001213","481:4810006021","485:4850002611","470:4700002445","470:4700001219","485:4850001454","485:4850002886","489:4890000559","485:4850002982","485:4850003073","481:4810006169","489:4890000838","481:4810006028","485:4850002522","470:4700002612","489:4890000666","481:4810005407","485:4850001847","489:4890000203","481:4810005432","481:4810005839","488:4880005812","485:4850002881"],"twin_admin_codes":[485,470,485,481,485,470,470,485,485,489,485,485,481,489,481,485,470,489,481,485,489,481,481,488,485],"twin_sims":[0.7927930168408212,0.3996745117259631,0.39725276627865075,0.371546776460485,0.3645971687179815,0.35759439400329907,0.3496706854224115,0.34140226529462625,0.3412736549092495,0.33435478380391087,0.33362426095410264,0.3206763285767275,0.3205824299448939,0.31042439540564615,0.3026467443540328,0.29361696606557974,0.29117580360429046,0.29061692186813165,0.28235756532968675,0.2807506269539818,0.2693514514138574,0.26829505266155024,0.26630083706810165,0.2643558016580256,0.26243349264406846],"twin_dists":[0.08850412297410666,0.17589290569535043,0.17647477139453965,0.18275703338625263,0.1844914686749129,0.1862561272726963,0.18827442338842776,0.1904062599051902,0.19043963479691195,0.19224518243708738,0.19243699487159596,0.1958757860926256,0.195901003180881,0.19865404763830427,0.20079696311767678,0.2033254844454786,0.2040169097715027,0.2041756892319115,0.20654380744060383,0.20700937731379934,0.21035964723597897,0.2106745104795703,0.21127099588836365,0.21185545396527808,0.2124357263048271],"n_dims_used":45,"mean_confidence":0.9156929863823785},"coverage":{"mean_confidence":0.9156929863823785,"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}}