{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004183","490:4900002645","490:4900002601","490:4900003879","490:4900003340","490:4900001473","490:4900004320","490:4900002927","490:4900001200","490:4900003084","490:4900002750","490:4900003724","490:4900004442","490:4900003349","490:4900004043","490:4900004577","496:4960008140","490:4900004321","490:4900003058","490:4900001741","490:4900004864","490:4900001025","490:4900002908","490:4900001866","490:4900003065"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490],"twin_sims":[0.574733073914379,0.4576480015455024,0.43643191953443894,0.420231440794135,0.419252541522833,0.4099149885360801,0.3932433205937161,0.3803620474849109,0.37201414968397284,0.37051877178365805,0.36644745960427744,0.3593235076372926,0.3569927371189196,0.35511284585154906,0.35382217099761004,0.3529588324956471,0.3503807781321667,0.34930478031051443,0.34540443055117215,0.3369686048420216,0.3343070834602982,0.33362028207059735,0.3327210580424713,0.33079355631866086,0.32715856973416024],"twin_dists":[0.1366893736750557,0.16238517739319952,0.1672431331837126,0.17101562296979336,0.17124548959187139,0.1734498440585366,0.17744170185205152,0.1805798824185506,0.18264097171058352,0.18301257002111157,0.1840280812988737,0.18581877412093062,0.1864085617625545,0.18688570164176327,0.1872140472164024,0.18743402591957045,0.18809258676027588,0.1883681978985961,0.1893710125607229,0.19156073155605868,0.1922577000937404,0.19243804022740119,0.19267446417921497,0.19318242115995068,0.19414479233933798],"n_dims_used":45,"mean_confidence":0.9173902723524305},"coverage":{"mean_confidence":0.9173902723524305,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}