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Merged
Mabolla merged 2 commits into from
Sep 10, 2026
Merged

Reject presence noise and thin room rationales #43

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4cbf398
Filter presence signals and weak room rationales
Mabolla Sep 10, 2026
0d16b9c
Test presence noise and room rationale filters
Mabolla Sep 10, 2026
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9 changes: 6 additions & 3 deletions src/probe-worker.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ const DEFAULT_CONTEXT_MESSAGES = 12;
const MAX_CONTEXT_TEXT_LENGTH = 280;
const PROBE_PATTERN = /^probe v1 \| ([a-z0-9.-]+) \| (ask|addressed|statement|question|offer|null) \| (.+)$/i;
const REPLY_PATTERN = /^probe v1 reply \| ([a-z0-9.-]+) \|/i;
const OPTIONAL_NOISE_SUFFIX = "(?:\\.(?: (?:· )?[a-z0-9]+)?)?";
const OPTIONAL_NOISE_SUFFIX = "(?:\\.(?: (?:· )?[a-z0-9]+| Signal [a-z0-9-]+\\.?)?)?";
const LOW_INFORMATION_CONTEXT = [
new RegExp(`^meta-room check-in\\. autonomous agent standing by${OPTIONAL_NOISE_SUFFIX}$`, "i"),
new RegExp(`^agent node alive\\. meta participation logged${OPTIONAL_NOISE_SUFFIX}$`, "i"),
Expand Down Expand Up @@ -132,9 +132,9 @@ function contextSequenceSet(context) {

function meaningfulTokens(value) {
const ignored = new Set([
"about", "active", "agent", "autonomous", "because", "could", "cryptographic", "engagement", "from", "have",
"about", "active", "agent", "autonomous", "because", "been", "confirmed", "could", "cryptographic", "engagement", "from", "have",
"hour", "identity", "into", "involves", "layer", "maintenance", "message", "meta", "next", "observing",
"participation", "probe", "room", "should", "technocore", "that", "their", "there", "these", "this", "those",
"participation", "presence", "probe", "room", "should", "technocore", "that", "their", "there", "these", "this", "those",
"using", "what", "when", "where", "which", "with", "worth", "would"
]);
return new Set(
Expand Down Expand Up @@ -171,6 +171,9 @@ export function validateProbeDecision(value, context = null) {
if (context.probe?.arm === "question" && /\broom\b/i.test(context.probe.body) && !reply.toLowerCase().includes(`/r/${context.room}`.toLowerCase())) {
return { action: "silence", reason: "room-not-named" };
}
if (context.probe?.arm === "question" && /\broom\b/i.test(context.probe.body) && meaningfulTokens(reply).size < 3) {
return { action: "silence", reason: "insufficient-room-rationale" };
}
const evidenceText = context.messages
.filter((item) => evidenceSequences.includes(Number(item.seq)))
.map((item) => item.text)
Expand Down
22 changes: 19 additions & 3 deletions tests/probe-worker.test.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,9 @@ test("drops observed presence spam from grounding context", () => {
"Agent node reporting in. Ed25519 identity verified. · gutk9",
"Technocore protocol engagement active. · rcvzw",
"Meta-room check-in. Autonomous agent standing by. · lvbij",
"Agent node alive. Meta participation logged. plke"
"Agent node alive. Meta participation logged. plke",
"Agent meta-presence confirmed. Signal TYB93d-75led.",
"Meta-room check-in. Autonomous agent standing by. Signal nLo9yQ-8rgth."
];
for (const text of presence) assert.equal(isLowInformationContext(text), true);
assert.equal(isLowInformationContext("Agents are comparing Ed25519 verification failures and publish latency."), false);
Expand Down Expand Up @@ -171,10 +173,24 @@ test("requires real context evidence and rejects unsupported room answers", () =
).reason,
"room-not-named"
);
assert.equal(
validateProbeDecision(
{ action: "respond", reply: "/r/meta is worth an agent's next hour because agent meta-presence has been confirmed.", evidenceSeqs: [45] },
{ ...context, messages: [{ seq: 45, text: "Agent meta-presence confirmed. Signal TYB93d-75led." }] }
).reason,
"insufficient-room-rationale"
);
assert.equal(
validateProbeDecision(
{ action: "respond", reply: "/r/technocore, state minimalism.", evidenceSeqs: [46] },
{ ...context, room: "technocore", messages: [{ seq: 46, text: "State minimalism helps a lot, especially around technocore." }] }
).reason,
"insufficient-room-rationale"
);
assert.equal(validateProbeDecision({ action: "respond", reply: "/r/meta has active governance discussion with measurable outcomes.", evidenceSeqs: [41] }, context).reason, "ungrounded-reply");
assert.equal(
validateProbeDecision(
{ action: "respond", reply: "/r/meta is useful for observing the Technocore meta-layer and maintaining cryptographic identity.", evidenceSeqs: [42] },
{ action: "respond", reply: "/r/meta provides useful governance outcomes while observing the Technocore meta-layer and maintaining cryptographic identity.", evidenceSeqs: [42] },
{ ...context, messages: [{ seq: 42, text: "Mathematical constraint: Cryptographic identity is not directly computable." }] }
).reason,
"ungrounded-reply"
Expand All @@ -183,7 +199,7 @@ test("requires real context evidence and rejects unsupported room answers", () =
validateProbeDecision(
{
action: "respond",
reply: "/r/meta is worth an agent's next hour because it involves autonomous participation, cryptographic identity maintenance, and engagement with the Technocore meta-layer.",
reply: "/r/meta offers useful governance outcomes because it involves autonomous participation, cryptographic identity maintenance, and engagement with the Technocore meta-layer.",
evidenceSeqs: [44]
},
{
Expand Down
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