{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003623","487:4870003069","487:4870000626","487:4870003899","487:4870002308","487:4870003335","487:4870003208","487:4870003206","487:4870002227","487:4870003474","487:4870003074","487:4870002942","487:4870003341","487:4870001793","487:4870002947","487:4870001605","494:4940000683","487:4870003334","665:6650003423","487:4870002813","487:4870002688","487:4870003913","665:6650002666","487:4870001611","487:4870001894"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,665,487,487,487,665,487,487],"twin_sims":[0.2583988740812248,0.18096220642059158,0.1707960791048543,0.16697891270077905,0.15872286961451537,0.1513611167976104,0.14872172639910577,0.1467793768307715,0.14619973518749962,0.13462547429453303,0.13168266730665862,0.12594342111420231,0.11512414513537061,0.11356667572024588,0.10835439504910659,0.10449513112659396,0.1002890523389191,0.09930298091106166,0.09791060179037372,0.09581952200893569,0.08848887681006572,0.08608911263410302,0.08591191887389571,0.08546374249430176,0.084525242958468],"twin_dists":[0.2136623499000793,0.24014260314706473,0.2441699048604396,0.24572635656035333,0.24918278102745509,0.2523770277915836,0.25355001548420253,0.2544230703208548,0.25468526324360646,0.26009023074998483,0.26151964100823427,0.2643781738902371,0.27004801925843186,0.27089745728329834,0.2738072075792737,0.2760323157016217,0.27853149968044816,0.2791292314315455,0.2799812282289836,0.2812788074363199,0.28601171906093176,0.2876285866650925,0.28774938806772,0.28805581921399137,0.28870166991302193],"n_dims_used":43,"mean_confidence":0.8974703411723293},"coverage":{"mean_confidence":0.8974703411723293,"n_dims_used":43,"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}}