{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005270","489:4890005112","479:4790003579","479:4790002820","479:4790003847","489:4890005061","479:4790002905","479:4790004181","479:4790003846","479:4790002819","489:4890005019","479:4790002236","479:4790002817","489:4890004479","479:4790003755","479:4790003240","479:4790003410","479:4790002317","479:4790002483","479:4790002485","479:4790003152","479:4790002814","479:4790002821","489:4890004522","489:4890005440"],"twin_admin_codes":[489,489,479,479,479,489,479,479,479,479,489,479,479,489,479,479,479,479,479,479,479,479,479,489,489],"twin_sims":[0.9222455639162407,0.9203889180769602,0.9168284556449029,0.9023441003655892,0.8927246909426839,0.8745392373085621,0.8724055235862713,0.8713946856368677,0.8711205296876807,0.8605660164792821,0.8559961408990628,0.8478087519061545,0.8474882840873921,0.8426760261316768,0.839891188015545,0.8333683138645641,0.8293905225161082,0.8278436726594772,0.8271834082144731,0.826437548291575,0.825203813630603,0.8176308143131251,0.8127468765021704,0.8082149434768825,0.8080362842801665],"twin_dists":[0.05225531995719823,0.05290180576932273,0.054123514159838314,0.05887752005626351,0.06187181385102192,0.06724893358977774,0.06785886983773463,0.06814643528104974,0.06822427615020747,0.07117428750388993,0.07242512499153589,0.07462986220441643,0.07471526169162668,0.07598993997553347,0.0767211883714868,0.07841657231133818,0.07943906719708738,0.07983445975252526,0.08000285984493195,0.08019282686011237,0.0805064440605843,0.08241544174109161,0.08363262803219046,0.08475287765688931,0.08479686493203135],"n_dims_used":45,"mean_confidence":0.9205252753363715},"coverage":{"mean_confidence":0.9205252753363715,"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}}