{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000512","480:4800000800","480:4800000764","480:4800000728","480:4800000801","480:4800000405","480:4800001150","480:4800000933","480:4800000500","480:4800000404","480:4800000439","480:4800000341","480:4800000412","480:4800000477","480:4800000713","480:4800000465","480:4800000763","480:4800000724","480:4800000652","480:4800000550","480:4800000320","480:4800000841","480:4800000413","480:4800000537","480:4800000957"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6179535062772282,0.6011635841333025,0.48733425050742085,0.4658757730249167,0.4592989505570323,0.435820324451352,0.43371517108342456,0.41173044622310645,0.388208434123455,0.36554879380984306,0.359883148606734,0.34684291453868604,0.34380459386691076,0.34135427574100996,0.33723573713391797,0.32306981926683087,0.30550329230746853,0.30068769472883616,0.28846691934413926,0.28566321243356485,0.2768028875727024,0.274036065876401,0.27329294550248395,0.2695156297213801,0.25008656137883967],"twin_dists":[0.12742825875116584,0.131023752111724,0.1557200026181385,0.16052363290105093,0.16201070287384822,0.16738450662652501,0.16787172997549946,0.17301956998967477,0.17866244465936443,0.18425299600367745,0.185677452318878,0.18900047380335017,0.1897840755377308,0.19041871259315032,0.19149094284354706,0.19523438799042522,0.20000626546761277,0.20134174249060624,0.2047882119870809,0.20559108703762682,0.20816004917644765,0.20897249384111005,0.2091915583158459,0.2103107820188461,0.21622820322625977],"n_dims_used":43,"mean_confidence":0.9153063574502635},"coverage":{"mean_confidence":0.9153063574502635,"n_dims_used":43,"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}}