In Vietnam, the popularity of football is no less than that of traditional water puppet shows and dragon boat races. Whenever there is a major event, cafes and fan bars on the streets are crowded with people who follow the game. For Vietnamese fans who are keen on football betting and event research, mastering football half-time analysis skills can not only add to the fun of watching the game, but also help improve the accuracy of event prediction. Next, we will deeply analyze the football half-time analysis skills from multiple dimensions.

I. In-depth analysis of team fundamentals

(I) Differences in home and away performance

Vietnamese fans often say "home is like a dragon, away is like a worm", which vividly reflects the performance differences of many teams at home and away. In the Vietnamese league, Ho Chi Minh City team has a home win rate of up to 70%, while the away win rate is less than 30%. When analyzing the half-time results, the team's home and away combat capabilities must be fully considered. For example, when a team with a clear home advantage faces an opponent with poor away performance, the home team is more likely to score first in the first half and take the initiative; while when playing away, the team may adopt a more conservative strategy, and the possibility of a draw in the first half increases. At the same time, attention should also be paid to the impact of the stadium environment on the team. For example, the hot and humid weather in southern Vietnam consumes a lot of physical energy for teams from the north, which may lead to a decline in performance in the second half.

(II) Recent status and schedule density

The team's recent game status is an important basis for half-time analysis. If a team has achieved 4 wins and 1 draw in the past 5 games, and the players are physically fit and in high spirits, then they may quickly enter the state in the first half of the game and establish a leading advantage. On the contrary, if the team suffers multiple consecutive defeats, the players' confidence will be frustrated, and the probability of falling behind in the first half will increase greatly. In addition, the schedule density cannot be ignored. In the sprint stage of the Vietnam League, some teams may face 3 games in a week. The intensive schedule will cause the players' physical fitness to decline, and they are prone to mistakes in the second half, or even be reversed by the opponent. For example, after playing three games in a week, the Da Nang team was tied or overtaken by the opponent in the second half in 40% of the games.

(III) Player lineup and injury situation

The absence of core players often has a significant impact on the team's performance. In the Vietnam national team's games, when the main striker Nguyen Cong Phuong was absent due to injury, the team's offensive efficiency dropped significantly. When analyzing half-time, pay attention to the injuries and suspensions of key players. If a team's main goalkeeper is injured, the stability of the back line will be affected, and the risk of losing the ball in the first half will increase; if the midfield organizer is suspended, the team's ball control and offensive organization ability will be greatly reduced, and it will be difficult to control the rhythm of the game. At the same time, the strength of the substitutes and the coach's substitution strategy will also play a role in the second half of the game. Excellent substitutes and reasonable substitution adjustments may change the situation of the game.

II. Detailed study of historical confrontation data

(I) Past half-time results

By analyzing the half-time results of past confrontations between the two teams, some potential patterns can be found. For example, in the past five matches between Binh Duong and Thanh Hoa in the Vietnam League, there were three draws in the first half, and Binh Duong won two and tied one in the second half. This may be because the two teams have similar styles, and they tested each other in the first half. In the second half, Binh Duong had the upper hand with better tactical execution and physical advantages. For another example, in the match between the Vietnam national team and the Thailand national team, the probability of Thailand scoring first in the first half was higher in the past matches, which is closely related to the tactical style of Thailand's fast counterattack.

(II) Characteristics of goal time distribution

Studying the distribution of goal time in past games can help predict the goal situation in the first half. Some teams are used to launching a fierce attack at the beginning of the game and strive to take the lead in the first half. For example, Hanoi FC in the Vietnam League has scored in the first half in 6 of the last 10 games. Some teams are good at exerting their strength in the second half and achieving a reversal by adjusting tactics and replacing substitutes. For example, Gia Lai Huang Ying has equalized or surpassed the score in the second half in 3 of the last 5 games. In addition, we should also pay attention to the performance of the team in the last 15 minutes of the game. Some teams have reduced physical fitness at the end of the game, and their defense is prone to loopholes, which increases the probability of the opponent scoring.

III. Accurate interpretation of tactics and coaching style

(I) Team tactical system

Different tactical systems will have different effects on the progress of the game. The 4-3-3 offensive tactics adopted by the Vietnamese national team emphasize the combination of the wing and the center and high-position pressing. Under this tactic, the team has more offensive opportunities in the first half and a higher probability of scoring. Some defensive counterattack teams, such as the Nam Dinh team in the Vietnam League, usually stabilize their defense in the first half and wait for an opportunity to launch a counterattack in the second half using the gaps after the opponent's attack. In addition, the team's tactical execution ability is also critical. If a team's tactical coordination is not tacit, it may be difficult to form an effective offensive threat in the first half, and even lose the ball due to defensive errors.

(II) Coach's on-the-spot command style

The coach's on-the-spot command style plays a decisive role in the trend of the game at halftime and throughout the game. Vietnamese coach Park Hang-seo is known for his ability to adjust tactics and make substitutions. The team he coaches often changes the game situation in the second half through tactical adjustments and substitutions. When the team is behind or tied in the first half, he will decisively replace offensive players to strengthen offensive firepower; while some conservative coaches will choose to strengthen defense and maintain victory when the team is leading. For example, in the Vietnamese league, when a team coached by a certain coach takes the lead in the first half, they often adopt a defensive counterattack tactic in the second half to maintain the lead until the end.

Fourth, pay close attention to pre-match dynamics and off-field factors

(I) Media coverage and public opinion orientation

Pre-match media reports and public opinion orientation sometimes affect the mentality and performance of the team. If the media over-praises a team, it may bring psychological pressure to the players, resulting in poor performance in the first half; on the contrary, when the team is generally viewed negatively by the outside world, the players may hold back and burst out with stronger combat effectiveness in the game. In addition, the media's predictions and analysis of the game will also affect the psychological expectations of fans and bettors, and then affect the betting enthusiasm of the game, which will also have an indirect impact on the team's performance to a certain extent.

(II) Weather and field conditions

Weather and field conditions are off-field factors that cannot be ignored. In Vietnam, rainy season games are often accompanied by heavy rain. The slippery field will affect the players' ball control and passing accuracy, resulting in a slower pace of the game and a possible reduction in the number of goals in the first half. Hot weather will consume players' physical energy, and the probability of players making mistakes in the second half will increase. In addition, the quality of grass and the size of the field will also affect the team's tactical performance. Some teams are more adaptable to specific fields and are more likely to get into shape in the first half when playing on these fields.

Football half-time and full-time analysis is a comprehensive task that requires in-depth research and analysis from multiple aspects such as team fundamentals, historical confrontation data, tactics and coaching style, and pre-match dynamics. For Vietnamese fans, only by mastering these analysis skills and applying them flexibly in combination with actual conditions can they be more accurate in the analysis and prediction of football matches and enjoy more fun brought by football.