Table 3.
Results of LDA topic modeling

Description Topic number Number of posts(%) Top 10 key terms
Hiking activities T3 5,199(11.6) Mountain climbing(등산), section(구간), summit(정상), exercise(운동), Baegundae(백운대), Bibong(비봉), descent(하산), arrival(도착), beginner(초보, 등린이)
T13 2,738(6.1) Hiking(산행), Baegundae(백운대), rock(바위), course(코스), ridge(능선), Insubong(인수봉), summit(정상), Bulamsan(불암산), Suraksan(수락산), Suneunbyeok(숨은벽)
T1 2,349(5.2) Summit(정상), ridge(능선), section(구간), rock(바위), hiking(산행), direction(방향), Gwanaksan(관악산), stairs(계단), observatory(전망대), mountain climbing(등산)
T16 1,923(4.3) Section(구간), Bukhansan Dulegil(북한산둘레길), walking(걷기), Dulegil(둘레길), Seoul Dulegil(서울둘레길), Inwangsan(인왕산), Ansan(안산), Bukaksan(북악산), Jarakgil(자락길), stamp(스탬프)
T18 1,235(2.7) Autumn leaves(단풍), national park(국립공원), autumn(가을), Sapaesan(사패산), Seoraksan(설악산), Suneunbyeok(숨은벽), Jirisan(지리산), hiking(산행), period(시기), attraction(명소)
T10 755(1.7) Sinseondae(신선대), Dobong(도봉), Madang rock(마당바위), Dobongsan station(도봉산역), hiking(산행), Jaunbong(자운봉), valley(계곡), mountain climbing(등산), Dobong-gu(도봉구), Podae ridge(포대능선)
Appreciation of natural scenery and recreation T8 3,787(8.4) Park(공원), weather(날씨), Hangang(한강), autumn(가을), landscape(풍경), morning(아침), bicycle(자전거), Namsan(남산), stroll(산책), shape(모습)
T17 1,585(3.5) Valley(계곡), Songchu(송추), Enpyeong Hanok village(은평한옥마을), Jingwansa(진관사), place(자리), suburb(근교), child(아이), water play(물놀이), parking(주차), Hanok village(한옥마을)
T5 2,136(4.8) Travel(여행), caravan(카라반), pool(수영장), reservation(예약), mother(엄마), child(아이), camping(캠핑), barbecue(바비큐), glamping(글램핑), hotel(호텔)
T6 1,937(4.3) Tree(나무), cherry blossom(벚꽃), nature(자연), temple(사찰), sound(소리), plant(식물), stroll(산책), Changpowon(창포원), mind(마음), ecology(생태)
Restaurant reviews and advertisement T7 3,458(7.7) Restaurant(맛집, 식당), delicious(맛있), friend(친구), cafe(카페), Uidong(우이동), mean(고기), menu(메뉴), tofu(두부), order(주문)
T15 3,402(7.6) Cafe(카페), coffee(커피), seat(자리), outdoor(야외), space(공간), order(주문), prospect(전망), beverage(음료), atmosphere(분위기), Goyang(고양)
T11 1,714(3.8) Restaurant(맛집, 식당), delicious(맛있), Baeksuk(백숙), Jeongneung(정릉), Kalguksu(칼국수), menu(메뉴), order(주문), duck(오리), Makguksu(막국수)
Real estate information T14 1,499(3.3) Allotment sale(분양), Goyang(고양), center(센터), industry(산업), Jichuk station(지축역), knowledge(지식), Ganeung(가능), district(지구), schedule(예정), facility(시설)
T12 1,322(2.9) Development(개발), zone(구역), area(지역), business(사업), facility(시설), culture(문화), plan(계획), schedule(예정), environment(환경), city(도시)
T9 1,032(2.3) Housing(주택), family(세대), Ganeung(가능), terrace(테라스), space(공간), living room(거실), walking(도보), sale(매매), structure(구조), introduction(소개)
T21 985(2.2) Apartment(아파트), property(부동산), price(가격), Changdong(창동), Enpyeong-gu(은평구), trade(거래), Dobong-gu(도봉구), Bulgwang-dong(불광동), auction(경매), Jeonse(전세)
Creation and appreciation of works T2 5,029(11.2) Mind(마음), work(작품), love(사랑), friend(친구), artist(작가), paint(그림), oneself(자신), child(아이), nature(자연), exhibition(전시)
Exploration of remains and historical information T4 1,679(3.7) Joseon(조선), period(시대), history(역사), Silla(신라), Jinheungwang(진흥왕), country(나라), Hanyang(한양), Sunsubi(순수비), Gyeongbokgung(경복궁), Goryeo(고려)
Subway extension information T20 647(1.4) Line(호선), Uijeongbu(의정부), Yangju(양주), Gyeonggi-do(경기도), route(노선), bus(버스), city(도시), subway(지하철), Okjung(옥정), extension(연장)
Other advertising T19 591(1.3) Sunrise(일출), private academy(학원), exam(시험), center(센터), Nowon(노원), activity(활동), education(교육), application(신청), sea of clouds(운해), flower shop(꽃집)
Shaded items represent topics unrelated to the cultural ecosystem services of Bukhansan