{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009502","487:4870001747","490:4900002322","490:4900008395","489:4890002724","472:4720005757","469:4690003117","490:4900005125","469:4690002379","466:4660012787","468:4680000416","477:4770002515","488:4880000894","473:4730001502","487:4870011099","494:4940007854","466:4660011483","466:4660012332","469:4690002484","468:4680006434","489:4890004116","469:4690002889","478:4780006138","478:4780005210","466:4660004943"],"twin_admin_codes":[490,487,490,490,489,472,469,490,469,466,468,477,488,473,487,494,466,466,469,468,489,469,478,478,466],"twin_sims":[0.023500679779602053,0.0037746970545286785,0.0002386119351806832,0.000209309372662656,0.00010457350130864834,0.00007329168753336489,0.00004888273771091231,0.000032004339053925486,0.000024327209394999735,0.00001887689494509891,0.000017006067594485937,0.00001552056710545847,0.000014536198829953698,0.00001346907950196868,0.000012524102385100854,0.000011352929385160439,0.000010894975917055748,0.000008720498226539345,0.000007465130770287021,0.000006966153922929142,0.000005995128440450853,0.000005279909800332447,0.0000050408729186466755,0.000004720629414237725,0.0000034940533346679457],"twin_dists":[0.3557103562117482,0.43384436504317947,0.5304437858988481,0.5345939689533652,0.556057594540939,0.5667370060666677,0.5786658669570958,0.5908829332694305,0.5986612384761744,0.605765903525478,0.608665077231248,0.6111928284320456,0.6129984598498265,0.615092863732178,0.617084397987548,0.6197622169315331,0.6208817942051547,0.6269006439775234,0.6310688769280988,0.6329152294650742,0.6369033031145578,0.640258870520282,0.6414782494152745,0.6432018325701864,0.6510443166043075],"n_dims_used":45,"mean_confidence":0.9022650824652778},"coverage":{"mean_confidence":0.9022650824652778,"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}}