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Original Article

Quality evaluation based on fractal dimension and biochemical changes for hairtail (Trichiurus Haumela) samples subjected to multiple freeze–thaw cycles

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Pages 2328-2338 | Received 09 Apr 2018, Accepted 27 Aug 2018, Published online: 24 Sep 2018

Figures & data

Figure 1. Effect of freeze–thaw cycles on water holding capacity in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 1. Effect of freeze–thaw cycles on water holding capacity in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 2. Effect of freeze–thaw cycles on TVBN value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲). and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 2. Effect of freeze–thaw cycles on TVBN value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲). and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 3. Effect of freeze–thaw cycles on TBARS value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 3. Effect of freeze–thaw cycles on TBARS value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 4. Effect of freeze–thaw cycles on total plate count in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 4. Effect of freeze–thaw cycles on total plate count in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲), and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 5. Effect of freeze–thaw cycles on the microstructure in hairtail (Trichiurus haumela) samples frozen at −3℃, −18℃, −40℃, and −80℃. (1, 2, 3, and 4 represent different numbers of freeze–thaw cycles).

Figure 5. Effect of freeze–thaw cycles on the microstructure in hairtail (Trichiurus haumela) samples frozen at −3℃, −18℃, −40℃, and −80℃. (1, 2, 3, and 4 represent different numbers of freeze–thaw cycles).

Figure 6. Effect of freeze–thaw cycles on fractal dimension value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲) and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Figure 6. Effect of freeze–thaw cycles on fractal dimension value in hairtail (Trichiurus haumela) samples frozen at −3℃ (◇), −18℃ (■), −40℃ (▲) and −80℃ (○). The error bars indicate the standard deviation obtained from a total of three analysis.

Table 1. Pearson correlation coefficients of fractal dimension in relation to water holding capacity, TVBN, TBARS, and total plate count.