{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000120","489:4890000156","489:4890000198","485:4850001994","481:4810006168","489:4890000154","489:4890000233","489:4890000282","485:4850002245","485:4850001993","489:4890000155","485:4850001995","489:4890000121","489:4890000278","489:4890000242","485:4850002983","485:4850001831","489:4890000114","485:4850001754","481:4810005825","485:4850001830","489:4890000266","485:4850002249","485:4850002337","485:4850001603"],"twin_admin_codes":[489,489,489,485,481,489,489,489,485,485,489,485,489,489,489,485,485,489,485,481,485,489,485,485,485],"twin_sims":[0.8927517707433826,0.8012990719710812,0.7930996226270435,0.7717364295379409,0.7363959704700952,0.7274990079662147,0.7214617577152863,0.7049328850066018,0.6821155062404963,0.6521893441731091,0.6418232797582902,0.633514837699661,0.6136523385702121,0.6064854174467235,0.6054329060845175,0.6049235011837933,0.5903617264735541,0.568450530329568,0.5649777332496877,0.557530767442801,0.5572812903401192,0.5572500289398593,0.554978713556363,0.5527104913224091,0.5513073982943687],"twin_dists":[0.06186354385691664,0.0864462828161544,0.08843040019945476,0.09349379200170983,0.10159926024325099,0.1035976220107814,0.10494564277167011,0.10860686411676569,0.1136021385414373,0.12007882893615962,0.12230871190894499,0.1240925896462337,0.12834947449201706,0.12988417488473533,0.13010954606251232,0.13021862386729882,0.1333375048791969,0.13803904491210495,0.13878581913197588,0.1403891652179411,0.1404429290216137,0.14044966628526268,0.14093931489820508,0.14142859846095243,0.1417314197066909],"n_dims_used":45,"mean_confidence":0.9187720404730902},"coverage":{"mean_confidence":0.9187720404730902,"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}}