Tihomir Ivanov of Bulgaria and Britain's Robbie Grabarz, second and third, were among five in the field to clear 2.27 - of whom one, significantly, was Italy's European champion Gianmarco Tamberi.
Miller-Uibo underlined her 400m status with clear victory in a meeting record of 49.80.
The Bahamian runner finished well clear of American pair Natasha Hastings and Quanera Hayes, who clocked 50.86 and 51.08 respectively, with South Africa's world and Olympic 800m champion Caster Semenya finishing seventh in a season's best of 51.53.
Nijel Amos of Botswana crossed the line first with a time of 1:43.91, Kenya's Kipyeogon Bett was second in 1:44.28, and Donavan Brazier placed third at 1:44.62.
Reigning double Olympic sprint champion Thompson in contrast was all smiles after annexing the 100m in a meeting record 10.87sec.
Liz Gleadle of Vancouver threw a personal-best 60.43 metres to place fourth in javelin.
Police investigate death of woman in room in Melbourne hotel
Another witness told the paper she saw one of the men being led from the building in handcuffs by Police but was not resisting. A woman has been found dead at a stag party in Melbourne , but two of the partygoers say they have been " stitched up ".
Jamaica's shot put World Championships bronze medallist O'Dayne "Flintstone" Richards, will try to break the recent dominance of America's Rio champion Ryan Crouser, who will be hunting his 10th-straight victory in the shot put.
Andriy Protsenko won the high jump to also reach the final, while Rushwal Samaai can look forward to going for a big pay day at the end of the season after he won the long jump and Pawel Wojciechowski took the honours in the pole vault.
He is catching up fast after a delayed start to his season following recovery from last term's traumatic ankle injury on the eve of the Rio Olympics.
Canadian sprinter Andre De Grasse finished first and set a meeting record in the 200-metre race at the Diamond League stop in Rabat, Morocco, on Sunday. Completing the field are American Cassandra Tate, Eilidh Doyle of Great Britain, two-time World champion Zuzana Hejnova of the Czech Republic, Sara Slott Petersen and Lea Sprunger of Switzerland. Barbora Spotakova of the Czech Republic won the event with a distance of 63.73, Slovenia's Martina Ratej was second at 62.46, followed by Tatsiana Khaladovich of Belarus at 62.38.
The 33-year-old Colombian won with 14.51m, 20cm ahead of Kimberly Williams of Jamaica, with Greece's Paraskevi Papachristou taking third place with 14.21, a centimetre ahead of London 2012 champion Olga Rypakova of Kazakhstan.