{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002318","500:5000001845","500:5000002450","473:4730001584","500:5000002452","500:5000005808","500:5000002080","500:5000001849","500:5000002436","500:5000002079","500:5000002474","473:4730001491","500:5000004102","500:5000003566","500:5000002475","500:5000005319","473:4730001585","500:5000002604","473:4730001915","500:5000002605","473:4730002079","473:4730001494","500:5000005964","500:5000002737","500:5000002752"],"twin_admin_codes":[500,500,500,473,500,500,500,500,500,500,500,473,500,500,500,500,473,500,473,500,473,473,500,500,500],"twin_sims":[0.9518249172302603,0.8674289809722385,0.7877987723825804,0.771159586143599,0.7010722680132683,0.6936003102430361,0.6913619815640673,0.6900652931074591,0.6725568146993698,0.6672647722351925,0.6611991802386239,0.6444111791049005,0.6435561890748998,0.6419878212684255,0.6413100077386028,0.6363217481076904,0.6299855672915916,0.6272009965534107,0.6267434171629621,0.6238479553223362,0.6176208923047597,0.6041690207076323,0.5943462761100103,0.5926302576024748,0.5925072693823602],"twin_dists":[0.04081208240781359,0.06926625067507675,0.0897004238563191,0.09362859613810538,0.10945642795112637,0.11109536919574056,0.11158504871953771,0.11186846724675381,0.11567854141030351,0.11682473300174347,0.11813584298116156,0.12175250453962713,0.12193629728513064,0.12227335637300547,0.12241899283083113,0.1234902122975741,0.12484963134643215,0.1254466837651072,0.12554477651915807,0.12616537419865087,0.12749950502336949,0.13038018012796695,0.13248384004915223,0.13285145468793003,0.13287780362353635],"n_dims_used":44,"mean_confidence":0.9188317385586825},"coverage":{"mean_confidence":0.9188317385586825,"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}}