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Journal of Chinese
            Architecture and Urbanism                                                Village spatial form and activation




            Table 1. Depth‑height ratio of streets and lanes in Biasha Miao village and schematic table of real pictures
            Type of depth‑height ratio  Da village   Darongpo new village  Zaige new village  Wangjia village






            Depth-height ratio <1






            1 ≤Depth-height ratio ≤2







            Depth-height ratio ≥4
            Sources: Photos by the authors (2022).
            Table 2. Analysis of intelligibility values of Biasha Miao   slopes. Villages located on the ridgeline have more
            village                                            alternative residential sites than those on the slopes and are
                                                               closer to the national road, making them more desirable
            Name of        Local       Global   Intelligibility
            village     integration value   integration        for residents, particularly those in Da village and Zaige
                           of R3        value                  new village. This factor, combined with higher integration
            Darongpo new    1.699       0.472      0.185       values in densely built areas, has shifted the center of village
            village                                            resident activities toward these two villages, establishing
            Da village      1.329       0.506      0.166       these as the core areas of Biasha Miao village. At the same
            Zaige new       2.044       0.047      0.566       time, due to the relatively inconvenient external traffic
            village                                            on the mountain, the villages have been less affected by
            Wangjia village  1.723      0.514      0.122       the outside world, allowing villagers to retain traditional
                                                               preferences for housing site selection and communal
            village, Zaige new village, and Wangjia village (Figure 8),   living. Consequently, the connections between nodes in
            it can be seen that the slope of the fit line between local   these mountain villages are closer, contributing to higher
            and global integration values is relatively shallow, with   integration values.
            R²  values  ranging between 0.1  and 0.6.  This indicates   3.2.2. Quantitative analysis of street and alley space
            that most villages fall into the low intelligibility category.   characteristics in Biasha Miao village
            Specifically, the intelligibility values were 0.185 for
            Darongpo new village, 0.166 for Da village, 0.566 for   In the connection value analysis (Table 3 and Figure 9),
            Zaige new village, and 0.122 for Wangjia village. These   all four villages of Biasha Miao village are located in
            results suggest that except for Zaige new village, the local   mountainous areas. The complex terrain of these areas
            spatial perception of the other villages is inadequate in   restricts the architectural layout, resulting in relatively
            terms of overall spatial awareness, highlighting that the   sparse buildings, a smaller overall village scale, and
                                                               simpler street and alley spaces. The central areas of Da
            spatial permeability of Biasha Miao village is relatively
            poor.                                              village (Figure 9B) and Zaige new village (Figure 9C) are
                                                               relatively flat, forming distinct main streets with good
              Analysis of the overall spatial layout of Biasha Miao   connection values and high permeability. In Darongpo
            village reveals that villages built on flat areas enjoy more   new village (Figure  9A), the street space exhibits an
            convenient transportation, with the four villages of Biasha   irregular, freestyle layout that follows the mountain
            Miao village located along a ridgeline and its adjacent   contour. Although the main street in the village is



            Volume 6 Issue 4 (2024)                         10                       https://doi.org/10.36922/jcau.2502
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