{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010998","490:4900011085","490:4900010590","490:4900010931","490:4900011162","490:4900010496","490:4900010925","490:4900011234","490:4900010755","490:4900010509","490:4900011009","490:4900011895","490:4900010930","490:4900010924","490:4900010505","490:4900011158","490:4900011375","490:4900011159","490:4900011440","490:4900011445","490:4900010843","490:4900011090","490:4900010934","490:4900010770","490:4900011084"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7071208350707763,0.6704658717152637,0.6645769853692586,0.6544566283232576,0.590511982742858,0.48896730170926456,0.44319535573973895,0.39437361134203364,0.39181323659792006,0.374409378059269,0.3739234695469491,0.3695046691242244,0.35425152180431585,0.3505925654822331,0.336190194380504,0.32239289532864024,0.2770033574906247,0.27129884767230805,0.2682458755087504,0.2608298362904567,0.2590433332453372,0.2523125443983845,0.249772452413689,0.2487947933215563,0.23425218196755662],"twin_dists":[0.10812450282721243,0.11613168338004753,0.11740604129541209,0.11959035213224715,0.13330530850613959,0.15535721228332566,0.16568489228890595,0.1771686584472689,0.17778768892608734,0.18204729639799697,0.1821675809240768,0.18326499601846993,0.18710475231027038,0.18803839077608253,0.19176426316968723,0.1954155173417016,0.20810137690545052,0.2097812149534249,0.21068918659414398,0.21292184898212263,0.21346561407299655,0.21553583512995309,0.21632621986098563,0.21663180072254712,0.22127175292877027],"n_dims_used":45,"mean_confidence":0.892433844672309},"coverage":{"mean_confidence":0.892433844672309,"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}}