{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730009352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730007777","473:4730008624","500:5000008306","473:4730006016","478:4780003031","475:4750010449","475:4750010369","475:4750010454","471:4710001279","471:4710001120","471:4710000077","471:4710000196","473:4730006138","475:4750010061","471:4710000075","473:4730004863","475:4750012284","473:4730006364","500:5000004588","473:4730006251","473:4730006338","487:4870007519","500:5000002702","484:4840000759","473:4730007443"],"twin_admin_codes":[473,473,500,473,478,475,475,475,471,471,471,471,473,475,471,473,475,473,500,473,473,487,500,484,473],"twin_sims":[0.05836629938888226,0.053689554668776195,0.0310399841283537,0.030304805077217573,0.027112848378798803,0.025495956065008638,0.02510969869651702,0.024432159880259468,0.02311498078582567,0.021676602183280807,0.018451230107579396,0.01647458191104519,0.015340952036572512,0.014970820053324799,0.013818027188649336,0.012954531361154532,0.01219922960186766,0.012197074357816442,0.012082978663175923,0.012024634543393796,0.01131359536699614,0.010356358485770826,0.009721045358665447,0.009584407030205933,0.009273126727813667],"twin_dists":[0.30958202111277144,0.31409960475387894,0.34226198430879823,0.34344123932015036,0.3488646091976276,0.3518249485776982,0.3525560644387774,0.353862339520936,0.35649419997982446,0.3595211934154928,0.36700168940417743,0.37217308487349765,0.37539026695020034,0.376486059004197,0.3800590518192146,0.3829121751836639,0.385549318408277,0.38555704816481373,0.3859679901187222,0.386179461287946,0.38883259579642654,0.39264881389603445,0.39535902073759155,0.39596248912159165,0.39736646799537967],"n_dims_used":45,"mean_confidence":0.9227036370171441},"coverage":{"mean_confidence":0.9227036370171441,"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}}