{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005624","483:4830000121","469:4690002901","497:4970000024","469:4690002900","468:4680002169","470:4700007546","491:4910005475","482:4820000074","496:4960004446","480:4800004334","500:5000006270","489:4890002761","497:4970000023","493:4930000183","478:4780006140","469:4690002902","485:4850001410","469:4690002899","496:4960004599","481:4810003369","474:4740001184","496:4960005150","466:4660002598","496:4960005211"],"twin_admin_codes":[491,483,469,497,469,468,470,491,482,496,480,500,489,497,493,478,469,485,469,496,481,474,496,466,496],"twin_sims":[0.010188817368530743,0.002103082837868091,0.0016786730054409544,0.0008572997151820739,0.0007609426758833194,0.00034506493984886645,0.0002463608951242122,0.00023258344884784143,0.0002189916431003432,0.00020973658101037206,0.00016476836816744735,0.00013623692707456114,0.00012432185917818207,0.00012017608695435396,0.00010491495239397815,0.00009911475485063424,0.00009652890938090326,0.0000807678203137583,0.00008035467780361786,0.00007605338693775085,0.0000741236608769954,0.00006789338305744957,0.00006729623374401611,0.00006021353434486435,0.000052348525000420545],"twin_dists":[0.3933488293231395,0.4560185648888903,0.46428091772452335,0.4880835628871542,0.4921866977019053,0.5185808078200282,0.5294265588200178,0.5312568720204803,0.5331652840960791,0.5345296323696571,0.5420908795104442,0.5479753867716346,0.5507853352280206,0.5518230028378928,0.5559587015930632,0.557681479146542,0.5584804713490028,0.5638387431735494,0.5639921371659258,0.5656350772444719,0.5664009620156577,0.5690095204594332,0.5692713391673175,0.572556900003691,0.5766657377614091],"n_dims_used":45,"mean_confidence":0.8876266479492188},"coverage":{"mean_confidence":0.8876266479492188,"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}}