{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001458","477:4770001441","485:4850008777","500:5000001269","500:5000002401","485:4850007902","500:5000001518","500:5000001369","485:4850003455","485:4850007989","500:5000000607","477:4770001497","500:5000001822","477:4770000623","500:5000002015","470:4700006533","477:4770001671","470:4700008192","500:5000001820","474:4740004851","499:4990000915","485:4850007958","477:4770000778","485:4850007138","477:4770000412"],"twin_admin_codes":[500,477,485,500,500,485,500,500,485,485,500,477,500,477,500,470,477,470,500,474,499,485,477,485,477],"twin_sims":[0.35655179542436083,0.27634619613449685,0.26264638070882,0.24362234014687395,0.2276977091813383,0.22359993511177934,0.2159331820328741,0.19796449714680184,0.1892731925716546,0.18357532403901772,0.18325544725424564,0.18180350054410105,0.17956506977706624,0.1779159235592222,0.17477580007447552,0.1714586776221279,0.17081345079384025,0.16642115444060104,0.1644295578327342,0.16252438346901557,0.1624191920601582,0.1596806855935358,0.15881226790794,0.15535587012831117,0.15487135924597342],"twin_dists":[0.18652036175014372,0.20829380773074843,0.21237133282059942,0.21826148833192274,0.22342461468816072,0.22479145299431724,0.2273943363029165,0.2337500903822984,0.23696765592237742,0.23913347555724943,0.23925645788938116,0.23981659701349411,0.24068637907271875,0.24133211250505715,0.2425735073909386,0.24390228081307716,0.2441628789296015,0.24595592060200341,0.24678018747192512,0.24757546963626462,0.24761957625082245,0.24877519388905284,0.2491446630079496,0.25062995755912176,0.25084008688299697],"n_dims_used":45,"mean_confidence":0.9210483127170139},"coverage":{"mean_confidence":0.9210483127170139,"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}}