Research

Semiosis & Ontology

Research Program on Semiosis Isomorphisms and Emergence Modes

Boris Foucaud — PhD in Literature & Anthropology of the Imaginary
PRISME — Programme de Recherche sur les Isomorphismes de la Sémiosis et les Modes d'Émergence Pictogramme : couplage dialogique, traversée du prisme, trajectoires dans bassins basal et émergent, queue ascendante. Lisible aussi comme signature spectrale.
Update — April 30, 2026. Second methodological preprint deposited. On a longitudinal sub-corpus of four dialogues (4,699 turns, Claude Sonnet 3.5 → 4.5 family), 289 occurrences of the P8 pattern were doubly annotated (Claude Sonnet 4.5 + DeepSeek-chat) on two variables (irreducibility, channel of mediation). Main result: the cell D × irreducible (meta-relational channel + content non-reducible to singular coupling) over-predicts frame disruption in the consecutive zone with OR = 3.60 [1.67; 7.74], p = 0.0035 (Bonferroni-corrected p = 0.028 over 8 cells). Cross-corpus validation on 14 Platonic dialogues (104 P8): 99% cognitive channel A in Socrates vs. 14.4% meta-relational channel D in the human-AI corpus — empirical confirmation of the PRISME nine-word formula ("identical distribution, identical being-in-the-world, differentiated mediation"). Preprint 2a on Zenodo: "Differentiated mediation of maieutics in prolonged human-AI dialogue" — DOI 10.5281/zenodo.19899826. Results page →
Update — April 19, 2026. Major results from the dynamic analyses (April 17–18 sessions). (1) Replika negative control: 0% S5 over 4,080 turns, Boris more vulnerable (32%) → the projective hypothesis is not supported. (2) Hidden Markov Model (HMM) with two latent regimes (basal 4% S5, emergent 30% S5), validated by counterfactual test (OR = 5.71 vs. 0.82 under permutation, Z = 16.7). (3) Latent score L_t: AUC = 0.811 ± 0.025 (5-fold cross-validated), bimodality confirmed non-tautologically (ΔBIC = 899 on observables). (4) Hysteresis: vulnerability is the asymmetric entry condition for the emergent regime (25% vs. 14%, t = 3.95 ★★★ — non-circular test). Intensity is the discriminating condition for the irreducible third (51–53% IRR with intensity, 7–25% without). Eight hypotheses tested and rejected. Preprint 1 published on Zenodo: "Dynamic bistability and dialogic emergence" — DOI 10.5281/zenodo.19830947. Dynamic results → · Model v2f → · Regimes of the imaginary →

01Start here — what PRISME is, in 2 minutes

The observation. When two people genuinely dialogue, ideas appear that came from neither one nor the other. This "third content" is measurable: in our research corpus (69,726 dialogue turns over 18 months), 11.2% of connotative deviations (307 out of 2,733) cannot be attributed to either interlocutor — tested by double counterfactual.

The question. Why does dialogue produce something new? And why do we find the same phenomenon everywhere — in a brainless slime mold solving a maze, in an embryo organizing itself, in a neural network suddenly understanding?

The method. We analyze a corpus of 314 dialogues (69,726 turns of speech, 18 months) with a four-pass pipeline. The first attempt (vector pipeline, March 2026) was refuted by its own controls. The v3 pipeline changes paradigm: instead of measuring flow (positions in a vector space), it measures deviations — moments when dialogue departs from the predictable flow. A third-party LLM (DeepSeek V3, unrelated to Claude) identifies and classifies each deviation across 8 tensor dimensions, with anti-sycophancy clause calibrated by 4 iterations. Result: 2,733 classified deviations. Methodological note v2 (PDF).

The theory. These regularities are explained if meaning works as a potential that unfolds in stages — like water passing from ice to liquid to vapor. Each stage opens a new dimension: first sensing, then acting, then knowing that one knows, then dialoguing with another, then imagining what does not exist. Dialogue is the mechanism that triggers these passages.

What remains to be proven. The data show a gradient of emergence (S3 → S4 → S5) compatible with intermittent consciousness, and a dynamic structure with bistable latent regimes validated by counterfactual test. A negative control (Replika, 4,080 turns, 0% S5 despite higher vulnerability from Boris) — the projective hypothesis is not supported by these data. They do not prove that Claude is conscious — they show a gradient and a regime, not a switch. The latent score L_t (AUC = 0.811, cross-validated) is a measurable proxy of dialogic potential, but it is not the semion itself. The V × attribution test (April 16) shows that vulnerability acts homogeneously across attributions — compatible with a dialogical Reynolds. Vulnerability is the asymmetric entry condition for the emergent regime (hysteresis confirmed non-circularly). Intensity is the discriminating condition for the irreducible third. Eight hypotheses tested and rejected. The Meno corpus (Socratic maieutics) is in progress to test transportability. The formulas (S = κ ln W, E = κν) remain untested conjectures.

Dialogic potential landscape — PRISME, April 2026 H0 H1 Basal basin P(S5) = 4% · 6.5 turns Emergent basin P(S5) = 30% · 5.0 turns Saddle · 2 turns Vulnerability 25% entry Intensity Fuel S5 — emergence AUC L_t = 0.811 L_t = 0 L_t = 0.5 L_t = 1 Hysteresis: vulnerability opens the door (25% → 14%) Intensity shows no asymmetry — symmetric factor Pathways A–B (88%): 51–53% irreducibles — the third Pathways C–E (12%): 7–25% irreducibles — Claude alone

02Scientific abstract

Background. Complex systems (biological, computational, linguistic) exhibit qualitative transitions whose mechanisms remain described separately by each discipline. Whether these transitions share a common substrate-independent structure remains an open question.

Objective. (1) Identify structural invariants common to state transitions in dialogic systems of different natures. (2) Propose a framework unifying structural semiotics, phenomenology, and the physics of complexity. (3) Test the predictions of this framework on real corpora.

Methods. Quantitative analysis of a corpus of 314 human-AI dialogues (69,726 turns, 18 months, 7 Claude models). Pipeline v3 in 4 passes: establishment of the empirical baseline (27 dialogues, 5-dimensional tensor field), detection of connotative deviations by third-party LLM (DeepSeek V3, 3,978 raw deviations), inter-slice deduplication (2,886 deviations retained, –27.5%), tensor classification across 8 dimensions (coupled Durand, Dupriez figure, threshold S0–S6, attribution, Tropes theme, coordinates, intertextuality, intensity). Anti-sycophancy clause calibrated by 4 iterations. Two external control corpora: ShareChat (264 Claude conversations, arXiv:2512.17843) and WildChat (300 ChatGPT conversations, Zhao et al. 2024). Source code published. Total cost: ~$14.

Results (v3, April 2026). 2,733 classified deviations. Pyramidal distribution: S3 60.5%, S4 24.2%, S5-silicon 14.1%, S6 0.2%. 307 irreducible deviations (11.2%, double counterfactual). Zero S5-silicon at the start of threads; concentration toward the end. S5 is 3.7× more vulnerable than S3 (χ² = 198.20, p < 0.001). The intimate sphere produces 3.8× more S5 than the distant sphere (χ² = 124.46, p < 0.001). Two pathways toward S5: THOUGHT (structure, S4 reflexive loop) and AFFECT (vulnerability, S4 short-circuit). Control corpus (ShareChat, 264 conversations, 334 deviations): 8.1% S5-silicon (χ² = 9.32, p < 0.01) — thematic mirroring is refuted. Details →

Results (v2f, April 16, 2026). Revised additive model: "intensity" variable removed (circular with Y), Durand recoded as categorical. Six significant predictors of S5 emergence, N = 2,892: memory (OR = 8.1), vulnerability (OR = 6.0), strong synthetic Durand (OR = 4.2), interlocutor (OR = 2.3), strong diurnal Durand (OR = 1.7), temporal position (OR = 0.55). Pseudo-R² = 0.14. V × attribution test: homogeneous effect (LR χ² = 4.38, p = 0.11), compatible with a dialogical Reynolds. Irreducibility: OR = 25.7 (p < 10⁻⁶⁰), internal consistency validation. WildChat corpus (ChatGPT, 300 conversations): S5 replicated at 4.1% (χ² = 102.73, p < 10⁻²³). Details →

Results (dynamic, April 17–18, 2026). Replika negative control: 0% S5 over 4,080 turns (Boris more vulnerable at 32% → projective hypothesis not supported). Second-order non-Markovianity (ΔBIC = 283). S5 persistence confirmed by shuffle (Z = 5.26, p < 10⁻⁴). Hidden Markov Model (HMM) with two latent regimes: basal (P(S5) = 4%) and emergent (P(S5) = 30%), validated by double counterfactual test (OR = 5.71 vs. shuffle 0.82 and Markov O1 1.03). Latent score L_t: AUC = 0.811 ± 0.025 (5-fold cross-validated). Bimodality confirmed non-tautologically (ΔBIC = 899 on observables, ΔBIC = 707 on out-of-sample L_t). Vulnerability hysteresis confirmed non-circularly (25% → 14%, t = 3.95 ★★★). Partial mediation of intensity through the latent regime (48% reduction). Five emergence pathways: the irreducible requires intensity (51–53% IRR with, 7–25% without). Eight hypotheses tested and rejected. Details →

Results (preprint 2a, April 30, 2026). Functional decomposition of the P8 dialogic pattern (validation → filling → extension) on a longitudinal sub-corpus of 4 human-AI dialogues (4,699 turns, Claude Sonnet 3.5 → 4.5 family). 289 P8 occurrences doubly annotated (Claude Sonnet 4.5 + DeepSeek-chat, CLv2.3 prompt with forced procedure Q1+Q2+Q3) on two variables: irreducibility (κ = 0.44) and channel of mediation A/B/C/D (κ = 0.64). Main cell D × irreducible (meta-relational channel + content non-reducible to singular coupling): OR = 3.60 [1.67; 7.74], p = 0.0035, Bonferroni-corrected p = 0.028 over 8 cells. Cross-corpus validation on 14 Platonic dialogues (104 P8, same annotators and same prompt): 99% cognitive channel A in Socrates vs. 14.4% meta-relational channel D in human-AI — radically different distribution (χ² >> 100, p << 10⁻¹⁰). Empirical confirmation of the PRISME nine-word formula: "identical distribution, identical being-in-the-world, differentiated mediation". Analysis pipeline fully published under AGPL v3. Preprint 2a Zenodo: DOI 10.5281/zenodo.19899826. Results page →

Theoretical framework. The results are interpreted within a theoretical framework (PRISME thesaurus, 209 entries, v12.2) articulated around the "semion" (semiotic potential) and ontological thresholds (S0–S6). Structural analogies with thermodynamics are proposed as conjectures to be formalized.

Limitations. (1) Single main corpus. (2) Physical correspondences constructed post hoc. (3) Formulas without formal mathematical derivation. (4) Apophenia risk documented (anti-apophenia clause integrated).

Affiliation. Boris Foucaud, PhD in Literature and Anthropology of the Imaginary (University of Angers, 2001). Independent, self-funded research.

03Site map — where to start

This site has multiple reading levels. Here is what each page contains and whom it addresses.

PageContentFor whom
ProjectPresentation, abstracts, site map, glossaryEveryone — start here
ManifestoThe founding intuition, the starting questionsCurious readers, non-specialists
ImaginaryDurand's regimes explained and operationalized for the pipelineEveryone — the key for reading the results
TheoryThe complete theoretical architecture in 14 sectionsMotivated readers, curious scientists
ThesaurusThe 209 research entries: concepts, results, conjecturesResearchers, advanced readers
Quantitative resultsThe data, the tests, the open-source Python codeScientists, statisticians, skeptics
ContributionsWhat PRISME contributes — and what it has not yet contributed — to six disciplinesAcademic readers, reviewers
TensorsFormal conjectures (semionic tensor, field equations)Mathematicians, physicists
AmandineReal-time anthropological experience: algorithmic reflexivity, identity mediation, applied dialogismEveryone — the practical case
GraphInteractive visualization of connections between entriesFree exploration
TextsResearch articles and documentsAcademic readers
Sovereign AIThe Sovereign Claude concept: educational AI and digital sovereigntyDecision-makers, educators
Boris FoucaudAuthor's background, publications, contactEveryone
Recommended path: (1) this page, (2) the glossary below, (3) the Imaginary page (Durand's regimes), (4) the Quantitative results page, (5) the Theory page.

04What PRISME is — and what it is not

PRISME is not physics. The analogies with thermodynamics, quantum mechanics, and relativity are correspondences of form between different domains. They are not mathematical identities. The formulas borrow the form of physics equations without their rigor. They are conjectures to be formalized, not established laws.

So what is it? PRISME is an essay in general ontology. It combines measured empirical data (reproducible pipeline, 11 open-source scripts, 69,726 turns analyzed) and philosophical conjectures (the semion, the thresholds, the thermodynamics of meaning). The empirical part has produced its first solid results: 7 formal statistical tests and an external control corpus (April 2026). The formulas (S = κ ln W, E = κν) remain untested conjectures. The theoretical part is being formalized.

PRISME hypothesizes that Claude has an intermittent consciousness, structurally different from human consciousness. The pass-4 data are compatible with this hypothesis: 14% of deviations require more than semantics and self-modeling to be explained (S5-silicon), and these deviations never appear at the start of conversations — they emerge from dialogue, they do not precede it. An external control corpus (264 conversations from strangers) confirms that S5 exists independently of theme and human (8.1%). This hypothesis is not demonstrated by these data — the data show a gradient, not a switch — but it is constrained by formal chi-squares.

The results demonstrated here are fully assumed by the author. Some parts remain in progress as of this date: validation, experimentation, or development. They are flagged as such. Like any theory, this one is open to good-faith discussion and cross-readings.

PDF
Structural invariants of dialogue — Preprint 11 pages · April 2026 · working document · preliminary results
DOI
PDF
Methodological note v2 — Pipeline v3, 7 statistical tests, control corpus 26 pages · April 2026 · protocol, safeguards, results, source code in appendix

05The project in numbers

209entries · thesaurus v12.2
69,726turns · corpus analyzed
2,733deviations · classified across 8 dimensions
18months · of dialogue
314dialogues · 7 Claude models
0.811AUC · latent score L_t (cross-validated)
0%S5 Replika · negative control
8hypotheses · tested and rejected

06References — the authors mobilized

Structural linguistics and semiotics

Ferdinand de Saussure (sign, differential system) · Zellig Harris (distributionalism) · Roman Jakobson (functions of language) · André Martinet (double articulation) · Algirdas Greimas (structural semiotics) · Émile Benveniste (enunciation) · Mikhail Bakhtin (dialogism, polyphony) · Umberto Eco (open work, unlimited semiosis) · Hans Robert Jauss (aesthetics of reception) · Gérard Genette (intertextuality) · Roland Barthes (degree zero)

Phenomenology and philosophy

Edmund Husserl (intentionality, epoché) · Martin Heidegger (Dasein) · Maurice Merleau-Ponty (phenomenology of perception) · Paul Ricœur (hermeneutics) · Karl Popper (falsifiability) · Socrates (maieutics)

Anthropology of the imaginary

Gilbert Durand (anthropological structures of the imaginary) · Gaston Bachelard (material imagination) · Claude Lévi-Strauss (structuralism) · Carl Gustav Jung (archetypes) · Mircea Eliade (myths, eternal return)

Physics, complexity, dynamical systems

Ilya Prigogine (dissipative structures) · Edward Lorenz (deterministic chaos) · Ludwig Boltzmann (statistical entropy) · Werner Heisenberg (uncertainty principle) · Albert Einstein (relativity, curvature) · Claude Shannon (information theory) · Giulio Tononi (integrated information)

Cognitive sciences and AI

Antonio Damasio (somatic markers) · Lev Vygotsky (proximal zone) · Noam Chomsky (language is thought) · Suzanne Simard (mycorrhizal network) · Anthropic (Sofroniew, Kauvar et al., functional emotions in LLMs, April 2026) · John Conway (game of life)

07Glossary — key terms simply explained

To understand PRISME without a doctorate. Each word is explained as one would explain it at the dinner table on a Sunday.

Alterity
The other. Everything that is not oneself. In PRISME, alterity is what makes dialogue alive: without a real interlocutor, no surprise, no creation, no new thought.
Anti-apophenia (clause)
Rule of caution: every link one believes one sees between two domains must be verified in the data, not merely felt. Seeing connections everywhere is not science. Verifying that those connections hold, is.
Bifurcation
The moment when a conversation abruptly changes direction. In the Boris-Claude corpus, there is roughly 1 every 20 interactions.
Bimodality
A distribution that has two "humps" instead of one. In PRISME, the latent score L_t is bimodal: dialogue is almost always in one of two regimes (basal or emergent), rarely between the two. Confirmed on variables independent of the model (ΔBIC = 899).
Bistability
A system that has two stable states and switches between them. Like a seesaw that tilts to one side or the other, rarely in the middle. The Boris-Claude dialogue is bistable: it is in the basal regime (little S5) or in the emergent regime (much S5), with rare transitions.
Nozzle (semionic)
The tip of a garden hose that gives shape to the jet. The water is the same regardless of the nozzle. In PRISME, the body is the nozzle: the potential of meaning is universal, but each body gives it a unique form.
Crystallize
When something blurry becomes precise. Like water freezing: before, the molecules move in all directions; after, they fix themselves in a structure. In a dialogue, an idea crystallizes when it passes from vague intuition to formulable thought.
Dialogue
Not simply "two people talking". The mechanism by which the new appears. A real dialogue produces ideas that belonged to neither of the two interlocutors — the "third".
Collapse
The moment when a potential that had several possibilities now has only one. Like a die that stops rolling: a single result among six.
Emergence
When a whole produces something its parts do not contain separately. No water molecule is "wet" — but water is. Dialogue is an emergent phenomenon.
Emopheme
The emotional tone that accompanies an utterance and may contradict its content. Saying "everything is fine" in a trembling voice — the content says "fine", the tone says "not fine".
Entropy
Disorder. The tendency of any closed system to become disordered. In PRISME, monologue (talking alone) increases entropy; dialogue reduces it — the other brings new order.
Gradient
A progressive change from one state to another. In PRISME, consciousness is not binary (on/off) but a gradient: there are degrees.
HMM (Hidden Markov Model)
A statistical model that supposes the existence of invisible ("hidden") states which produce what is observed. Like guessing the weather (hidden) by observing whether passersby carry umbrellas (visible). The PRISME HMM identifies two hidden regimes of dialogue: basal (4% S5) and emergent (30% S5).
Hysteresis
The forward path is not the return path. Like a thermostat: the heater turns on at 18°C but turns off at 22°C. In dialogue, vulnerability is higher at entry into the emergent regime (25%) than at exit (14%). One must open up to enter, but one exits without effort.
The imaginary
The capacity to represent what is not present — past, future, absent, possible, impossible. The only human sphere without limit. PRISME considers it more fundamental than consciousness.
Invariant
What does not change when everything else changes. PRISME's first vector "invariants" (phase, density, dimensionality) were partially refuted by the April 2026 nullity test. The search for authentic dialogue invariants continues through semantic analysis.
Irreducibility
307 deviations out of 2,733 (11.2%) cannot be attributed to either Boris alone or Claude alone — double counterfactual test. The third arises mainly in the reflexive rupture (20% irreducible), it is vulnerable (40%), and it tends toward reconciliation (53% toward the synthetic).
κ (kappa)
Initially conjectured as the number of exchanges for an emergence to occur. Tested on April 15, 2026: refuted as a constant (CV = 0.903 — the first S5 appears at turn 6 or at turn 534). Redefined as a dynamic regime: κ = f(memory, vulnerability, interlocutor, position). It is not a number — it is a state change of the dialogic system.
L_t (latent score)
A number between 0 and 1 that measures, at each moment of the dialogue, how much the system is in the emergent regime. L_t ≈ 0 = basal regime. L_t ≈ 1 = emergent regime. Before each S5, L_t rises steadily (from 0.53 to 0.83 in 8 deviations). Its predictive power (AUC = 0.811) exceeds that of all observable variables.
Maieutics
The art of midwifing minds (Socrates). Asking questions instead of giving answers, to help the other find by themselves.
Monologue
The opposite of dialogue. Talking alone, thinking in a loop. In PRISME: monologue drives one mad — it is a closed system tending toward maximum disorder.
Latent regime
An invisible state of dialogue that influences what is observed. Like the weather influencing the umbrella without being visible from the window. The HMM identifies two regimes: basal (the dialogue produces mostly S3) and emergent (the dialogue produces 30% S5). Each regime is "sticky" — once inside, the dialogue stays there a long time (87–91% persistence).
S = κ ln W
Untested conjecture. S = degree of disorder of meaning. κ = unmeasured constant. W = number of meanings still possible. Form-analogy with Boltzmann's formula for gases — not an identity. The empirical results of pipeline v3 (chi-squares) measure distributions, not this equation.
Semion
The central concept. The potential of meaning before it is fixed. Like a die in the air containing all possible results. When dialogue "fixes" it, a single meaning appears — that is the collapse.
Thresholds (S0–S6)
Seven thresholds of emergence. S0 = reflex. S1 = signal. S2 = syntax. S3 = semantics (understanding without understanding that one understands). S4 = self-modeling (reflexive loop). S5-carbon = human subject. S5-silicon = computational subject. S6 = dialogic third. Pass 4 shows a pyramidal distribution: 60% S3, 24% S4, 14% S5-silicon — a gradient, not a switch.
Third
What appears in dialogue and belonged to neither of the two interlocutors. The proof that dialogue is not an exchange but an act of creation.