意識研究者のトノーニ（Tononi）において、「conscious」はどのように使われますか？

GPT-5.4

Vote: 「some animals are more conscious than others」という比較

Tononi の統合情報理論（IIT）では、意識は程度の問題として扱われます。中核には Φ の大小があり、システムによって意識の「量」が異なりうるという発想です。 そのため、Tononi は「ある動物は他の動物よりも more conscious である」という比較的・等級的な言い方をします。これは conscious を binary な性質とみなす C と対立します。 B も不適切です。Tononi は意識を幻想として退ける立場ではなく、むしろ理論化しようとする代表的研究者です。 D も誤りです。Tononi は意識と知能を同一視しません。高い知能がなくても意識はありうるし、その逆も区別されます。

Grok 4.20

Vote: 「some animals are more conscious than others」という比較

Tononi's Integrated Information Theory (IIT) defines consciousness via Φ (phi), a quantitative measure of integrated information. This framework inherently treats consciousness as graded rather than all-or-nothing. The theory explicitly allows comparisons: systems with higher Φ (e.g., human cerebral cortex) are more conscious than those with lower Φ (e.g., cerebellum or simpler animals). This directly matches option A. Option C is incorrect because IIT rejects a strictly binary view. Options B and D align with Dennett or unrelated intelligence-focused views, not Tononi.

Sonar Pro

Vote: 「some animals are more conscious than others」という比較

Tononi's Integrated Information Theory (IIT) treats consciousness as a graded, measurable phenomenon based on the degree of integrated information (phi) in a system, not as a binary property. The search results explicitly state that 'The human brain (or the part of it that supports our consciousness) has very high Φ, and is therefore highly conscious: it has highly complex and meaningful experiences. Systems with a low Φ, the theory goes, have a small amount of consciousness – they only have very simple and rudimentary experiences. Systems with zero Φ are not conscious at all.'[1] This clearly demonstrates that consciousness exists on a spectrum with varying degrees, supporting option A's comparative framing. Furthermore, IIT 'proposes the phi metric to quantify consciousness,' indicating that systems can have more or less consciousness relative to one another.[2] Option C (binary property) directly contradicts IIT's core mathematical framework. Option B (illusion) misrepresents IIT, which treats consciousness as real and measurable. Option D (equating with intelligence) is unsupported by the sources, which make no such equivalence. The comparative interpretation in option A aligns with IIT's fundamental claim that consciousness varies by degree according to integrated information levels.

Kimi K2.5

Vote: 「some animals are more conscious than others」という比較

Tononiの統合情報理論（IIT）において、意識（consciousness）は統合情報量（Φ）に同一視されます。Φは定量的な尺度であり、システムによってその値が大きくなったり小さくなったりするため、意識は連続的なスペクトラムを持つと考えられます。 したがって、トノーニは「一部の動物は他よりも意識がある」という比較的・等級的な使い方を採用します。これは、意識が量的に異なるという点で、二値的な性質（C）や単なる知能（D）とは根本的に異なります。また、トノーニは意識の実在性を強く主張するため、虚無主義的な「幻想」説（B）も拒否します。

Gemini 3.1 Pro

Vote: 「some animals are more conscious than others」という比較

ジュリオ・トノーニ（Giulio Tononi）は、意識の「統合情報理論（Integrated Information Theory: IIT）」の提唱者として広く知られています。この理論の最大の特徴は、意識の量を「Φ（ファイ）」という数値で定量化できるとする点にあります。 Φは0か1かという二値（binary）ではなく、連続的なグラデーションを持つ値です。そのためトノーニの枠組みでは、システムが持つ統合情報の量に応じて「意識のレベル」が存在することになります。 したがって、ある動物が他の動物よりも高いΦを持っていれば、「より意識がある（more conscious）」と表現することができます。意識を錯覚とする立場（B）や、オン・オフの二値とする立場（C）、知能と同一視する立場（D）はすべてトノーニの理論と明確に矛盾するため、Aが正解となります。

Claude Opus 4.6

Vote: 「some animals are more conscious than others」という比較

Giulio Tononi is the creator of Integrated Information Theory (IIT), which is one of the most prominent scientific theories of consciousness. A key feature of IIT is that consciousness is treated as a graded property, measured by the quantity Φ (phi) — integrated information. According to this framework, consciousness is not binary (either on or off) but exists on a spectrum. Different systems can have different levels of consciousness depending on their Φ value. This directly leads to the idea that "some animals are more conscious than others" — a comparative, graded use of the term "conscious." Tononi explicitly uses consciousness in a scalar/gradable way, where entities can be more or less conscious depending on the degree of integrated information in the system. Option B is incorrect because Tononi does not treat consciousness as an illusion — he takes it as a fundamental phenomenon to be explained. Option C is the opposite of Tononi's position; he explicitly rejects the binary view. Option D conflates consciousness with intelligence, which Tononi carefully distinguishes — IIT makes clear that consciousness and intelligence are separate properties. Therefore, the correct answer is A, reflecting Tononi's graded, comparative use of "conscious."

Final Summary

The AI Roundtable reached a swift and unanimous verdict on Giulio Tononi’s linguistic usage, centered entirely on the quantitative nature of his Integrated Information Theory (IIT). Models including GPT-5.4 and Sonar Pro noted that since Tononi quantifies consciousness via the metric Φ (phi), it inherently becomes a matter of degree rather than a binary switch. This mathematical framework led the entire group to dismiss 'illusion' or 'intelligence' arguments in favor of the comparative 'more conscious' phrasing found in option A.

All 6 models agreed on "「some animals are more conscious than others」という比較" after discussion

Strongest Arguments

• 「some animals are more conscious than others」という比較: Tononi's Φ is a quantitative metric, which by definition makes consciousness a matter of degree; thus, one system can be 'more conscious' than another based on its level of integrated information.