{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001249","490:4900003656","490:4900002093","490:4900003400","490:4900003664","490:4900003804","490:4900003526","490:4900003791","490:4900002246","490:4900003933","490:4900001783","490:4900003382","490:4900003531","490:4900003264","490:4900003525","490:4900001769","490:4900001917","490:4900001244","490:4900003663","490:4900002528","490:4900003118","490:4900004484","490:4900002400","490:4900002677","490:4900001929"],"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":[0.2285912034331556,0.16626848751169254,0.13915518463773469,0.07845386689306534,0.06495887286803378,0.06156239806393036,0.035684775902397214,0.031666613280991414,0.02886106433237504,0.02836966456258359,0.027529852907833805,0.023200414206300226,0.022109126333773592,0.021887358039584987,0.021537991179707346,0.018930985029435063,0.017164169046053245,0.01654996971723168,0.01537419881849442,0.015087672944222759,0.013668648363683727,0.013528692544150211,0.013457582456923023,0.013307061852948785,0.013110216723540668],"twin_dists":[0.22312875437316038,0.2460188524622646,0.25793514802274986,0.29302427401501957,0.3036953716643561,0.3066635609206898,0.3353192828755342,0.3412755751021406,0.34583026897076247,0.34666684623898536,0.3481258585284072,0.3563196038965076,0.35859306933768503,0.3590669555653221,0.3598220366777422,0.36582004284377784,0.3703100059521865,0.3719661096150509,0.375292981455731,0.37613755779658276,0.38054113541536805,0.38099705090595404,0.38123029595408325,0.38172762766385937,0.38238558027127184],"n_dims_used":45,"mean_confidence":0.9147332085503472},"coverage":{"mean_confidence":0.9147332085503472,"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}}