{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000005324","473:4730001833","500:5000001965","499:4990000285","484:4840006449","484:4840007406","470:4700005171","484:4840004471","500:5000001853","485:4850001183","500:5000001611","500:5000005649","473:4730002604","489:4890003421","500:5000003928","467:4670000688","477:4770000189","489:4890000856","500:5000005065","475:4750005988","489:4890002058","489:4890004218","470:4700008370","467:4670004121","484:4840005323"],"twin_admin_codes":[500,473,500,499,484,484,470,484,500,485,500,500,473,489,500,467,477,489,500,475,489,489,470,467,484],"twin_sims":[0.4871736907751755,0.4232937868820742,0.416191051133216,0.3773271591635044,0.3664227759555987,0.35918156181825095,0.3267399367178181,0.3135820913140448,0.3069014470402752,0.3066077885832858,0.29760189771267276,0.2963729688049364,0.29427948164395795,0.28845564287272224,0.2856714143687282,0.28225082377711774,0.2773845768968237,0.27667343597085076,0.2741994660390655,0.2672124907208071,0.2661953152259122,0.2639482385545525,0.2619099372691884,0.25772821070234253,0.2573818217667462],"twin_dists":[0.15575569165087894,0.17029797378326963,0.1719658730602626,0.1813266152381089,0.18403425532662918,0.18585463648909417,0.19425600411183006,0.1977928405863762,0.19962081353844366,0.19970168687156215,0.20220407466666893,0.20254896171016967,0.2031384243563904,0.204791431758341,0.20558873143690404,0.20657468331342824,0.20798987548572487,0.208197950044772,0.20892437403314548,0.21099797017863506,0.21130263550306735,0.21197826098655534,0.21259422842687145,0.2138674139430968,0.21397345876826146],"n_dims_used":45,"mean_confidence":0.9214435153537326},"coverage":{"mean_confidence":0.9214435153537326,"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}}