{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005006","489:4890001211","489:4890001819","496:4960010159","468:4680000438","478:4780001720","496:4960006730","468:4680004943","467:4670000329","468:4680001460","478:4780005386","472:4720007557","489:4890001486","468:4680001861","496:4960004863","489:4890001566","472:4720007051","468:4680006910","472:4720007378","489:4890001272","489:4890001563","470:4700006605","498:4980004679","489:4890001267","469:4690000962"],"twin_admin_codes":[470,489,489,496,468,478,496,468,467,468,478,472,489,468,496,489,472,468,472,489,489,470,498,489,469],"twin_sims":[0.6398301466602921,0.578244730559109,0.48648416584430554,0.4835317697033883,0.4575246308002648,0.4515854021264046,0.4354179509805996,0.4237849051919504,0.4157009751533467,0.4070909695720949,0.402837536768128,0.40160967201152686,0.39657818685270285,0.3939045498677067,0.38996976300846636,0.3888740370713066,0.388301428987578,0.38194565329267544,0.37853457779993394,0.37844471604499463,0.37678128962450624,0.3740557096776727,0.37314023985749495,0.3718708453910795,0.37079354239468304],"twin_dists":[0.12273689234050232,0.1359356112732615,0.15590899927525592,0.15656618670731337,0.1624131802942254,0.16376454681836458,0.16747756043514211,0.1701830851286584,0.17208140074458306,0.1741208226773585,0.17513534238207898,0.1754291027061893,0.17663713941041254,0.1772819251631467,0.17823455979819294,0.17850064062422977,0.17863983032068492,0.18019138051557357,0.18102918278577182,0.18105130321051566,0.18146123539070821,0.18213483785425125,0.18236162795916597,0.18267655045253484,0.1829442344321315],"n_dims_used":44,"mean_confidence":0.913713888688521},"coverage":{"mean_confidence":0.913713888688521,"n_dims_used":44,"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}}