{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000760","480:4800000892","480:4800001000","480:4800000532","480:4800000652","480:4800000933","480:4800001191","480:4800000751","480:4800000722","480:4800000583","480:4800001150","480:4800000646","480:4800000537","480:4800000676","480:4800000412","480:4800000439","480:4800000468","480:4800000438","480:4800001140","480:4800000528","480:4800000463","480:4800000404","480:4800000551","480:4800000802","480:4800000500"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.590622653704627,0.5757573289618304,0.5617232194216905,0.5447910888986058,0.5438938408221254,0.5426587879946513,0.5255727823319812,0.5114064198212482,0.4956059110295015,0.45377085437151293,0.44705742274464616,0.4202033663062456,0.41040882563973885,0.4063036556998621,0.40424479918569495,0.3902197429130675,0.37301087721597687,0.3605598261524651,0.35517159432025763,0.35411576376964604,0.3433106325727044,0.33948617344947685,0.338332761999051,0.33329601532337344,0.3302495372879197],"twin_dists":[0.1332815945968556,0.13646947752119012,0.13948617190996948,0.14313946573791347,0.14333356968057168,0.14360084570121648,0.14731071727897546,0.150406842781625,0.15388610945270026,0.16326653309256575,0.16479923383934836,0.17102221230114256,0.17333271925348237,0.17430825307889847,0.1747991571670406,0.17817390506708225,0.18239369715934386,0.18550672598685491,0.18687077083714043,0.18713930324684228,0.18991181797717877,0.19090419241526507,0.1912046558100321,0.19252325634304843,0.19332608023005882],"n_dims_used":43,"mean_confidence":0.9153230356615644},"coverage":{"mean_confidence":0.9153230356615644,"n_dims_used":43,"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}}