{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004946","480:4800004948","480:4800005686","480:4800005013","480:4800004604","480:4800004500","480:4800004755","480:4800004410","493:4930002394","480:4800004584","480:4800004324","480:4800005622","493:4930000411","480:4800005102","480:4800005829","480:4800004260","496:4960006680","481:4810002001","480:4800004099","481:4810002531","481:4810002431","480:4800004947","481:4810005017","480:4800004342","488:4880004557"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,493,480,480,480,496,481,480,481,481,480,481,480,488],"twin_sims":[0.6933802346971577,0.6009959502085805,0.49677282253298877,0.45892058431383703,0.4552226106213169,0.4284776817100459,0.40597121044748247,0.4024436601945076,0.4001505987284638,0.3837601792050865,0.37463539988128525,0.3729262801859416,0.36791206408552946,0.35171257113533777,0.34496572616260246,0.3357276373038749,0.3267878203843754,0.32461690064420873,0.3181967905508961,0.31194874351750995,0.3101448324791746,0.3093924755772513,0.30846990683117964,0.30777282713757054,0.3077601162656875],"twin_dists":[0.11114354056684134,0.13105964992354918,0.15362811929346543,0.16209648264899443,0.1629361989968396,0.1690880662956549,0.17438744451867705,0.1752295312879566,0.1757787068500928,0.17974717766292894,0.1819913718128941,0.18241467185982457,0.18366211774798344,0.18775206748786616,0.18948418077591192,0.19188532916420234,0.19424327960902346,0.19482121668441077,0.196543078440996,0.19823768685780258,0.19873053435903304,0.19893657110107027,0.19918961405402766,0.19938109832513481,0.1993845922530342],"n_dims_used":43,"mean_confidence":0.9205630989961846},"coverage":{"mean_confidence":0.9205630989961846,"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}}