{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003155","490:4900003538","490:4900003816","490:4900002414","490:4900003410","490:4900003555","490:4900003015","490:4900002570","490:4900002712","490:4900003002","490:4900003157","490:4900003542","490:4900002568","490:4900002563","490:4900003424","490:4900003815","490:4900003287","490:4900004237","490:4900003548","490:4900003285","490:4900003161","490:4900003154","490:4900002567","490:4900003275","490:4900003958"],"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":[0.5052862569106101,0.38842991772905816,0.356451446256655,0.22196295917020023,0.19938370356259297,0.19634593882706988,0.18369723980748817,0.17899096372708329,0.17636362409056155,0.15290913207199533,0.13657854762631624,0.12890535794483132,0.1282483621715309,0.1218199065785786,0.1073368748875799,0.10145580614466022,0.10100606089639762,0.10062089175080358,0.08983684811081215,0.08445817662287201,0.07643626814884781,0.074432572224402,0.07423484397659376,0.06896790276439775,0.06821475154012967],"twin_dists":[0.15175100701585564,0.17860858883958775,0.1865458150492132,0.22534213577526063,0.2332340523485063,0.23434174619642834,0.23908664263570908,0.240910694583079,0.24194382129551956,0.25169604885188857,0.25915446845067514,0.26289090954338645,0.263218553588533,0.2664935553453186,0.27438781992912886,0.2778301540639846,0.27809974898677114,0.27833138159440685,0.28511872763217105,0.2887480417201696,0.2945201740155424,0.2960375845791213,0.2961891056000368,0.3003508101171228,0.30096682483880044],"n_dims_used":45,"mean_confidence":0.9236724005805121},"coverage":{"mean_confidence":0.9236724005805121,"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}}