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  • 《景觀設(shè)計(jì)學(xué)》2021年第5期

    作 者:
    陳箏(CHEN Zheng),施佳穎(SHI Jiaying),王曉博(WANG Xiaobo)等
    類 別:
    景觀
    出 版 社:
    高等教育出版社有限公司
    出版時(shí)間:
    2021年10月

從黏菌到Meta——《景觀設(shè)計(jì)學(xué)》2021年第5期“主編寄語”

From Slime Mold to Meta, by Yu Kongjian


最近的兩則新聞令我腦洞大開,一則是來自《哈佛大學(xué)??罚℉arvard Magazine)有關(guān)黏菌(Slime Mold)空間感知和決策智慧的最新研究成果[1],另一則是臉書創(chuàng)始人馬克?扎克伯格發(fā)布的將Facebook改名為Meta的消息。這兩件事情雖風(fēng)馬牛不相及,卻都挑戰(zhàn)了我們對(duì)于人類空間認(rèn)知、決策和設(shè)計(jì)的許多固有觀念。

黏菌是一種沒有大腦和神經(jīng)系統(tǒng)的單細(xì)胞生物,在中國古代文獻(xiàn)中被稱作“鬼屎”,最早記載于唐代陳藏器所著的《本草拾遺》[2]。21世紀(jì)初,日本科學(xué)家發(fā)現(xiàn)它們具有超乎人類的空間感知能力—能夠迅速設(shè)計(jì)最短取食路線,走出迷宮:首先,黏菌伸展自己的菌體以覆蓋整個(gè)迷宮平面,一旦發(fā)現(xiàn)食物,就會(huì)縮回除最短路徑之外的其余部分[3]~[5]。通過這種方法,黏菌能繪制出堪比東京地鐵線路圖般復(fù)雜且最優(yōu)的聯(lián)系網(wǎng)絡(luò)。如果這可以理解為最原始的刺激-反應(yīng)過程的話,那么《哈佛大學(xué)??穲?bào)道的這項(xiàng)實(shí)驗(yàn)發(fā)現(xiàn)則令人匪夷所思:黏菌居然能隔空感知遠(yuǎn)方物體的質(zhì)量,并以此決定菌體延展的方向,這表現(xiàn)出這種低等生物的空間感知、決策和設(shè)計(jì)能力,也就是一種盡量在避免無效消耗菌體物質(zhì)與能量的條件下,提前設(shè)計(jì)行動(dòng)路線的能力。同時(shí),黏菌能夠在這一過程中形成異常優(yōu)美的菌體形態(tài)—從人類對(duì)于任何藝術(shù)的審美標(biāo)準(zhǔn)(諸如色彩、形態(tài)的對(duì)比與平衡關(guān)系)來講都可謂美不勝收。這讓我產(chǎn)生了多個(gè)聯(lián)想:

第一個(gè)聯(lián)想是前不久媒體曝光某快遞公司用了類似的刺激-反應(yīng)方法,通過獎(jiǎng)勵(lì)發(fā)現(xiàn)更短路線的快遞員,制造“內(nèi)卷”,不斷壓縮投遞時(shí)間,試圖通過犧牲快遞員的個(gè)人利益實(shí)現(xiàn)公司整體收益的增長(zhǎng)。這是一種聽起來有些殘酷的試錯(cuò)機(jī)制,但這也是一種基于大數(shù)據(jù)的方法,在這方面,黏菌的決策能力一點(diǎn)不比人類差。

第二個(gè)聯(lián)想是黏菌的空間感知和決策過程如同中國圍棋這類空間游戲。2016年的圍棋人機(jī)大戰(zhàn)證明,人類在游戲空間的認(rèn)知方面完全敗給了機(jī)器—可能有人會(huì)認(rèn)為,人類在空間認(rèn)知方面似乎既不如最低等的單細(xì)胞生物,也不如沒有生命的、只能識(shí)別0或1的機(jī)器。

第三個(gè)聯(lián)想,從進(jìn)化論—也是認(rèn)知心理學(xué)和景觀認(rèn)知的基本出發(fā)點(diǎn)—的角度來看,人類的空間認(rèn)知能力及審美與動(dòng)物一樣,源于覓食或繁殖的本能。所以,正如黏菌用美麗的菌體形態(tài)來注解對(duì)生存的欲望及本能,人類通過其在空間中的運(yùn)動(dòng)軌跡和美的環(huán)境的設(shè)計(jì),表達(dá)自身的生存欲望和本能。在這層意義上,人類與黏菌在本質(zhì)上并無區(qū)別。

第四個(gè)聯(lián)想,基于對(duì)食物和生存欲望的空間感知,黏菌在實(shí)驗(yàn)中表現(xiàn)出了物理上的高效性和平衡關(guān)系,進(jìn)而讓人感受到美,這似乎為人類的空間和景觀審美找到了依據(jù),這也解釋了為什么圍棋的空間布局也同樣具有美的邏輯。

正是基于這幾點(diǎn)聯(lián)想,第二則新聞就變得意味深長(zhǎng)了。Facebook提倡的元宇宙(Metaverse)是一個(gè)虛擬時(shí)空集合[6],由一系列的增強(qiáng)現(xiàn)實(shí)、虛擬現(xiàn)實(shí)和物聯(lián)網(wǎng)技術(shù)所組成,當(dāng)然還要借助智慧眼鏡等工具來實(shí)現(xiàn)[7]。盡管不可回避的是,元宇宙起源于娛樂和游戲,但它將不同時(shí)空的人聯(lián)系在一起,使人類活動(dòng)擺脫了時(shí)間和物理空間的約束:時(shí)空環(huán)境不再是人類活動(dòng)場(chǎng)景的預(yù)設(shè),而可以是某些奇幻浪漫的設(shè)計(jì),諸如在熱帶雨林里或月球上約會(huì)、在海底或火山口聚餐、在云上開董事會(huì),等等。作為城市空間認(rèn)知的鼻祖,凱文?林奇在20世紀(jì)60年代探討了城市意象:如何增加城市的可辨識(shí)性,以幫助人們認(rèn)路并形成空間認(rèn)知地圖[8]。這一研究對(duì)當(dāng)代城市空間的設(shè)計(jì)產(chǎn)生了巨大影響。而在元宇宙中,城市意象似乎失去了意義,人們也無需憑借腦中的認(rèn)知地圖去尋找車站、餐廳、約會(huì)的酒吧,或造訪名勝景點(diǎn),一切空間營造和景觀盡在指間以及智慧工具之中。城市空間和景觀設(shè)計(jì)的原則將面臨新的挑戰(zhàn)。

接下來的問題是,隨著元宇宙—即后宇宙、超宇宙—時(shí)代的到來,失去時(shí)間感和地域感的人類活動(dòng)是否仍具有意義?失去以地域、空間和時(shí)間為載體的人類文化后,人與黏菌還有什么區(qū)別!地理學(xué)和景觀認(rèn)知領(lǐng)域均強(qiáng)調(diào)空間的可辨識(shí)性、可探索性及可參與性;地理認(rèn)知領(lǐng)域所強(qiáng)調(diào)的場(chǎng)所性和場(chǎng)所感取決于地域特色和認(rèn)同感,以及空間的定位和方向感[9]。場(chǎng)所精神(Genius Loci)作為建筑與景觀設(shè)計(jì)的核心概念,取決于給定的天時(shí)及地利條件,即天地之間的立錐之地(The Given)[10]。失去了地域性和場(chǎng)所性,如何讓元宇宙中的人類活動(dòng)具有意義?這似乎成為了一個(gè)新的設(shè)計(jì)問題。


Recently, I am inspired by two pieces of news: one is the latest findings about the spatial sense and decision-making machinery of slime molds reported by Harvard Magazine[1]; and the other is Mark Zuckerberg’s announcement that Facebook is renaming to Meta. Although the two pieces of news seem share nothing in common, they both challenge the public’s awareness about human’s ability of spatial cognition, decision, and design.

Slime mold, a single-cell organism without brain or nervous system, was described as “鬼屎” (Demon’s droppings) in ancient Chinese literature and earliest recorded in Materia Medica Supplements by Chen Zangqi in the Tang Dynasty[2]. In the early 21st Century, Japanese scientists found that slime molds have an extraordinary ability of spatial sense, even better than humans’: they can quickly work out the minimum-length solutions to food and maze solving. After changing their shapes to cover the entire maze, slime molds can retract other cytoplasm except that on the shortest path to the food.[3]~[5] In this way, slime molds can come up with optimal connections as sophisticated as the Tokyo subway network. If we take slime molds’ behavior as a primal stimulus–response process, the discovery reported in the Harvard Magazine is stunning: slime molds can perceive the mass of distant objects across space, and then decide the direction for extension. All these behaviors demonstrate this unicellular eukaryote’s ability to spatially perceive, decide, and design—in other words, slime molds are able to design an optimal route in advance without extra consumption of material or energy. Meanwhile, during the process, the colony shapes are exceptionally beautiful, in respect of any aesthetic standards of human art (e.g., the contrast and balance of colors and forms). 

This news arouses my profound reflections. First, a similar stimulus–response approach was employed in a Chinese express company which encourages expressmen to shorten delivery times by rewarding the ones who discovered shorter delivery routes. This might increase the company’s profits, but would lead to unhealthy competition and compromise expressmen’s benefits. This seemingly cruel trial-and-error technique, however, is a big data method. Accordingly, slime molds are not inferior to humans in ability of decision making.

Second, slime molds’ spatial sense and decision-making process is similar to the playing of Chinese Go. The 2016 match between AlphaGo and Lee Sedol evidenced that machines surpass humans in the cognition of game spaces. One might argue that, in terms of spatial cognition, human beings’ ability seems to be inferior to both single-cell organisms and inanimate machines that are programed with 0 and 1.

Moreover, from the perspective of Evolutionism—also the basis of Cognitive Psychology and Landscape Cognition—human’s spatial cognition and aesthetics come from their instinct for food or reproduction, as other animals. As slime molds’ behaviors for survival by changing colony shapes, humans’ desires for survival are projected in their spatial trajectories of movement and designs of beautiful environment. In this sense, there is no essential difference between human beings and slime molds.

Lastly, in previous experiment, the spatial sense of slime molds, for food and survival, also represents their physical efficiency and balance, whose beauty is further appreciated by humans. This could serve as a basis for human aesthetics on spatial layout and landscapes, which also explains the beauty logic of Go board layouts.

The reflections above expand my thoughts on the second piece of news. Facebook’s Metaverse is a virtual set of space–time[6], supported by artificial reality, virtual reality, and Internet of things, via the aid of tools such as smart glasses[7]. Developed from entertainment and game applications though, Metaverse connects people by breaking down temporal and physical constraints on human accessibility. The space–time scenarios for human activities can be extremely romantic, for example, dating in the rainforest or on the moon, dining together with an undersea or volcanic scenery, having a board meeting over the clouds, etc. Kevin Lynch, the founder of urban spatial cognition, discussed city image in the 1960s: how to enhance the imageability of cities so as to facilitate people in way-finding and form spatial cognitive maps[8]. This theory has significantly influenced contemporary urban spatial design. Unfortunately, in the Metaverse, the city image would become meaningless: stations, restaurants, bars or scenic spots would be erased from people’s cognitive maps. All spatial and landscape planning can be realized by fingers and with smart tools. Against this backdrop, urban and landscape design is facing new challenges.

In the age of Metaverse—the post-universe or super-universe—will human activities be as meaningful as before when the sense of time and place is lost? There will be no difference between human beings and slime molds if human culture that roots in place, space, and time disappear! Both Geography and Landscape Cognition value making sense, explorability, and involvement of space. The placeness and the sense of place emphasized in Geography Cognition are defined by regional characteristics and identification, as well as spatial orientation[9]. As a core concept in Architecture and Landscape Design, Genius Loci relies on THE GIVEN temporal and geographical conditions[10]. Thus, a new questions for design is that when locality and placeness no longer matter in the Metaverse, how to make human activities still meaningful.



REFERENCES


[1] Walecki, N. K. (2021). Can Slime Molds Cogitate? Harvard Magazine, 124(2). Retrieved from https://www.harvardmagazine.com/2021/11/right-now-can-slime-molds-think

[2] Chen, Z. (1983). In Z. Shang (Ed.), The Collection of Materia Medica. Anhui, China: Department of Scientific Research, Wannan Medical College.

[3] Nakagaki, T., Yamada, H., & Toth, A. (2000). Intelligence: Maze-Solving by an Amoeboid Organism. Nature, 407(6803), 470. doi:10.1038/35035159 

[4] Nakagaki, T., Yamada, H., & Toth, A. (2001). Path finding by tube morphogenesis in an amoeboid organism. Biophysical Chemistry, 92(1), 47-52. doi:10.1016/S0301-4622(01)00179-X

[5]Nakagaki, T., Lima, M., Ueda, T., Nishiura, Y., Saigusa, T., Atsushi, T., ... Showalter, K. (2007). Minimum-risk path finding by an adaptive amoebal network. Physical Review Letters, 99(6), 068104. doi:10.1103/PhysRevLett.99.068104

[6] Bosworth, A., & Clegg, N. (2021, September 27). Building the mataverse responsibly. Meta. Retrieved from https://about.fb.com/news/2021/09/building-the-metaverse-responsibly/

[7] TechFacebook. (2021, October 28). Connect 2021: Our vision for the metaverse. TechFacebook. Retrieved from https://tech.fb.com/connect-2021-our-vision-for-the-metaverse/

[8] Lynch, K. (1960). The Image of the City. Cambridge, MA: The MIT Press.

[9] Relph, E. (1976). Place and Placelessness. London, England: Pion Limited.

[10] Norberg-Shulz, C. (1979). Genius Loci: Toward A Phenomenology of Architecture. New York, NY: Rizzoli.


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