{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010844","496:4960011319","496:4960011156","496:4960011856","496:4960012095","496:4960001414","496:4960002017","496:4960010617","496:4960011504","496:4960011411","496:4960011410","496:4960010619","496:4960002287","496:4960010282","496:4960011328","496:4960010850","496:4960010994","496:4960012214","496:4960010534","496:4960010281","496:4960002691","496:4960011770","496:4960002564","496:4960011240","496:4960010362"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6426156104419674,0.6061883624223181,0.5807733732653962,0.5700986116084856,0.5663167369512574,0.5499972929430584,0.5349316984835628,0.5092589708619679,0.49965944093038145,0.4922151599099207,0.48378068507681354,0.4743249749759099,0.4734337701923843,0.4687425691012733,0.4670833093124444,0.45821088065091037,0.457984932875231,0.4551900872898993,0.4483841290061557,0.4473800604112334,0.430856414883922,0.417612425957442,0.4138146324615982,0.41368505588561755,0.4014678015466359],"twin_dists":[0.12213845067908922,0.12994778234313056,0.13539309862037646,0.13768483521120434,0.13849782094549554,0.14201428347724226,0.14527565401811682,0.15087800504051113,0.15299066105129652,0.15463676318962197,0.1565107315957386,0.1586237660552414,0.15882362139800207,0.15987771516116858,0.16025139727072574,0.16225744861395022,0.1623087139984381,0.16294359516826926,0.16449566266065282,0.16472537798565334,0.16853489389375925,0.1716311361166838,0.17252662526637763,0.17255724079009704,0.17546307059495067],"n_dims_used":45,"mean_confidence":0.9164106580946181},"coverage":{"mean_confidence":0.9164106580946181,"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}}