{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001323","491:4910001187","491:4910001065","491:4910001128","491:4910001568","491:4910001059","491:4910001130","491:4910001330","491:4910001117","491:4910001563","491:4910001322","491:4910001073","491:4910001382","491:4910001456","491:4910001514","491:4910001679","491:4910001501","491:4910001916","491:4910001855","491:4910000987","491:4910001129","491:4910001393","491:4910001331","491:4910001260","491:4910001001"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8471454034244423,0.7822190828425527,0.6898120785855973,0.6050719511928149,0.5532496946949039,0.5350305053211818,0.5327570284155326,0.5278736282831467,0.48527239590479315,0.47350291651056803,0.4728474913997145,0.45803368951579365,0.42285165767495386,0.4220576317015307,0.38807980437050743,0.37798775459257694,0.376591357605903,0.3629259088896545,0.34220721680574234,0.30623783875938815,0.3046302977603738,0.3005807949640599,0.2870070451149019,0.2748279706148366,0.274741671813982],"twin_dists":[0.07480656158350663,0.09102717805156614,0.11192379088667864,0.13018683653445867,0.14131225760454716,0.14525420855303092,0.1457478572199658,0.14680969353864198,0.15617858327490797,0.15880811067938624,0.1589551641074141,0.162297650814727,0.1704014499921485,0.17058739831227762,0.17869372884308543,0.1811638286065448,0.1815080979599114,0.18491104000760442,0.19019752435344114,0.1998036344468752,0.20024745541228617,0.20137152903008568,0.2052056778737577,0.20873944912589873,0.20876482545436742],"n_dims_used":45,"mean_confidence":0.8959348890516493},"coverage":{"mean_confidence":0.8959348890516493,"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}}