{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002314","500:5000009989","479:4790004044","467:4670002151","473:4730004094","466:4660005581","496:4960011259","469:4690003108","469:4690002991","493:4930000184","470:4700003290","470:4700001328","470:4700005549","481:4810003157","479:4790003959","469:4690003007","472:4720006864","493:4930000466","472:4720005681","469:4690003207","478:4780005914","493:4930000399","493:4930000401","474:4740000975","488:4880000894"],"twin_admin_codes":[479,500,479,467,473,466,496,469,469,493,470,470,470,481,479,469,472,493,472,469,478,493,493,474,488],"twin_sims":[0.022058547882057567,0.011650053039485247,0.007938797728395335,0.007707779053603128,0.0070737150773667445,0.006149131357447166,0.0049129817406806196,0.004190150963792131,0.0034717102094508558,0.0029002674335740592,0.0025810500203542657,0.0025633008555566647,0.002284743421187971,0.0019527972227413098,0.001918663136430885,0.0015802005592704372,0.0014181649913987124,0.0009587758161631709,0.0007113299407706994,0.0007058463096917097,0.0007053177235707615,0.0006689331035361801,0.0006687198024532294,0.0006391737607588782,0.0006199091800985697],"twin_dists":[0.3587007832411464,0.3875592471021449,0.4039072933220439,0.40513867814944143,0.4086970576142831,0.414437789705187,0.42347345586614904,0.4297655901608074,0.4370853639063959,0.44397142151411234,0.44837966173788557,0.44863917238728823,0.4529437327376563,0.45875274007742906,0.45940065377155265,0.46647196998386947,0.4703677236889852,0.4842020925959969,0.4944918594220646,0.49475576538207927,0.49478130497037964,0.4965836066387022,0.4965944391761584,0.49812696224386155,0.49916216569897487],"n_dims_used":45,"mean_confidence":0.9306633843315972},"coverage":{"mean_confidence":0.9306633843315972,"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}}