{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005196","490:4900005703","490:4900006085","490:4900004901","490:4900007187","490:4900001505","490:4900004910","490:4900005437","490:4900006448","490:4900004353","490:4900006703","490:4900006460","490:4900005549","490:4900005579","490:4900005040","490:4900003250","490:4900005179","490:4900005838","490:4900005834","490:4900004625","490:4900005965","490:4900005428","490:4900004769","490:4900005448","490:4900004621"],"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":[0.07552090559345417,0.06329781657372245,0.0567356546848985,0.05408545519507955,0.02688756587542346,0.02660999636446336,0.023896445377623445,0.021056005150728717,0.01829615972747106,0.013960902205934508,0.013279511152947824,0.012892815975090273,0.011671454329518695,0.010781028120460407,0.009766715240133337,0.009514050436888116,0.009459887864147785,0.00809902170071355,0.007722613725441928,0.007551638300297493,0.006522600809570455,0.0056222619321425645,0.005318491392982539,0.0049897846484419335,0.004698285056020558],"twin_dists":[0.29520935295770623,0.30513067293578044,0.3111220497429798,0.3137048264579082,0.34926779272498715,0.34976857572447967,0.3549175600246792,0.36088142620003155,0.3673893799668836,0.3796022452881939,0.3818191953925308,0.3831224743571585,0.38747936163055313,0.3909186403953468,0.3951590047780253,0.3962762220472987,0.39651915674846083,0.4030719944017132,0.4050586177061289,0.4059898387067219,0.4120310668308399,0.41806761739903364,0.42030263981367944,0.42285515693387843,0.4252495201507319],"n_dims_used":45,"mean_confidence":0.9179231431749132},"coverage":{"mean_confidence":0.9179231431749132,"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}}