{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000254","499:4990002489","488:4880004071","499:4990001120","499:4990000367","469:4690000854","485:4850000138","499:4990001291","499:4990000621","499:4990000865","500:5000003619","499:4990000485","479:4790006606","488:4880002073","499:4990000431","473:4730000565","488:4880000944","481:4810004933","499:4990004210","481:4810001792","488:4880000274","473:4730002069","499:4990002744","472:4720003266","470:4700003790"],"twin_admin_codes":[499,499,488,499,499,469,485,499,499,499,500,499,479,488,499,473,488,481,499,481,488,473,499,472,470],"twin_sims":[0.475473151462074,0.3481030946579063,0.3183097795863908,0.31279248381729413,0.31235756601680303,0.3058614449481604,0.28951730458077557,0.2679640511196409,0.2579611807458627,0.2502973108046552,0.24935988981785323,0.24931231125349873,0.2073885615140788,0.20355748711944005,0.2007650134192736,0.19830269095531008,0.19748254721851072,0.19651515493831098,0.19631435032946465,0.19592056087977355,0.19489062579337743,0.1896842845410995,0.189294178555268,0.18770403244225095,0.18129369526407257],"twin_dists":[0.15836646631074847,0.18867653037383522,0.19651260741935606,0.19800772684426185,0.1981262187288508,0.19990743081795262,0.20448862453442737,0.21077332465483645,0.21379614220440438,0.21616248369238364,0.21645507846920908,0.21646994779125164,0.2303697486569737,0.2317309407752705,0.23273422186143133,0.23362688831037698,0.2339259136703128,0.23427973241570202,0.23435332674906942,0.23449780108106136,0.23487662041548243,0.2368131735669542,0.23695976401466684,0.23755949178756613,0.24001402169484226],"n_dims_used":45,"mean_confidence":0.9256595187717014},"coverage":{"mean_confidence":0.9256595187717014,"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}}