{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001798","489:4890002385","489:4890002056","489:4890002548","489:4890001551","489:4890002054","489:4890002055","489:4890002220","489:4890001552","489:4890001800","489:4890001888","489:4890001802","489:4890001714","489:4890001966","489:4890002057","489:4890001886","489:4890002467","489:4890001472","489:4890001716","489:4890002304","489:4890001402","489:4890001713","489:4890001884","489:4890001550","470:4700008595"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.9027008369509109,0.7565774448077617,0.7546195714951723,0.7526290933418911,0.7102745187867985,0.688202303474847,0.6548413308003511,0.612416434837845,0.5679309107034063,0.5434697014267966,0.5234456389654449,0.5128568616757455,0.49617131204120923,0.47912193555513916,0.46409877508225883,0.39049532417540594,0.37707186366346757,0.3754810981477676,0.34340060808537615,0.32651980547450693,0.3045536755591286,0.30052543450131497,0.2985963388266181,0.2866425439510082,0.2864216237067674],"twin_dists":[0.05876417409454211,0.09700683191293381,0.09745633643838893,0.09791240000137108,0.10742806503494408,0.11227533952125063,0.11950743989723656,0.12861414527458015,0.13815074705499364,0.14342534472919624,0.14777435065483202,0.15008889311088883,0.1537610843489237,0.1575501352510262,0.16092469618150668,0.17810705956243164,0.18138956336555986,0.18178226731927064,0.18988854229131052,0.19431451458958707,0.20026864360252564,0.2013869570953702,0.20192560639299212,0.2053101090360217,0.20537344241465832],"n_dims_used":45,"mean_confidence":0.9180601331922743},"coverage":{"mean_confidence":0.9180601331922743,"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}}