{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004644","490:4900006452","490:4900006451","490:4900005329","490:4900005326","490:4900005458","490:4900004234","490:4900006340","490:4900006212","490:4900007320","490:4900007453","490:4900007331","490:4900007681","490:4900007196","490:4900007330","490:4900007678","490:4900005327","490:4900006336","490:4900006817","490:4900008997","490:4900006100","490:4900005328","490:4900001380","490:4900003953","490:4900007694"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0715086616320832,0.0080432523660792,0.007187393885107844,0.006517736391644354,0.005093337923356743,0.002324456778347855,0.001665949211274741,0.0013456431794559994,0.0009247718467349213,0.0007428323722499826,0.0006404559891577639,0.0004582474180486922,0.00041298850399236275,0.00024092774529463608,0.0001499875784913354,0.0001417215912661889,0.00011319798041091621,0.00010704326213455451,0.00006874121943565789,0.00006036868941020569,0.00005678919180829853,0.00005041517744117753,0.000050070299801286064,0.000048643736263766095,0.00004765744898010474],"twin_dists":[0.2983122093275993,0.40336104365137954,0.40803854878136586,0.4120616071596776,0.42203501033414115,0.4523015432481585,0.4645572548832809,0.47224632331018696,0.48545837762051175,0.493011496333432,0.49805909684088795,0.5092703506999058,0.5127029854336553,0.5301365684500913,0.5450075143768514,0.5467591299193892,0.5536484725138028,0.5553490629164735,0.5686415139159045,0.5724810822871976,0.5742792110661206,0.5777654044979319,0.5779657660100737,0.5788087152642176,0.5794053462948178],"n_dims_used":45,"mean_confidence":0.9101060655381944},"coverage":{"mean_confidence":0.9101060655381944,"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}}