{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002012","487:4870003099","487:4870002842","488:4880000892","494:4940004828","494:4940006689","480:4800004617","494:4940004346","487:4870001561","470:4700001053","466:4660005241","494:4940007544","493:4930000293","490:4900004989","496:4960008048","494:4940000773","487:4870007636","471:4710002077","487:4870005412","487:4870003968","494:4940004829","487:4870010978","496:4960009394","478:4780007948","468:4680006148"],"twin_admin_codes":[490,487,487,488,494,494,480,494,487,470,466,494,493,490,496,494,487,471,487,487,494,487,496,478,468],"twin_sims":[0.009739328927697504,0.004048212645753976,0.0027059922622201154,0.0015284112150780584,0.001179200107771674,0.0009141497821118817,0.0008536924237529546,0.0007235159092023214,0.0006553433639946354,0.00038647495034396464,0.00031965791122063404,0.00019125796133388784,0.00014254277698985362,0.0001412850624058425,0.00012302216609575927,0.00010622294694645852,0.00008725813950932533,0.00008277306075186985,0.0000741839298245921,0.00006936742839310395,0.00006042684879210728,0.00005866798952441503,0.00005762197900235454,0.000057235183199788954,0.00005667361914637871],"twin_dists":[0.3952788455494029,0.4311160010706254,0.446597804281677,0.46767536003203747,0.47693897448144223,0.48585961076405937,0.4882292605378902,0.49391211250685224,0.49728027885522935,0.5148812912725399,0.5210625017167739,0.5374320985354278,0.5465808622352158,0.5468542912513217,0.5511070802751196,0.5555826673912329,0.5615217656649705,0.5631046224584251,0.5663767576760772,0.5683724575568929,0.5724527098768235,0.5733224269981038,0.5738514614358833,0.5740493991791845,0.5743390430905354],"n_dims_used":45,"mean_confidence":0.9058553059895833},"coverage":{"mean_confidence":0.9058553059895833,"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}}