{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002059","480:4800002111","480:4800001610","480:4800001320","480:4800001331","480:4800001338","480:4800001440","480:4800001716","480:4800000810","480:4800002352","488:4880003529","480:4800001663","480:4800001270","488:4880003210","488:4880003847","480:4800002486","480:4800001324","496:4960009797","480:4800001441","480:4800001607","475:4750008994","480:4800000855","480:4800001326","480:4800000325","480:4800002057"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,488,480,480,488,488,480,480,496,480,480,475,480,480,480,480],"twin_sims":[0.4363257355158847,0.3521363288955098,0.3089432819378576,0.2998218060730645,0.2735623993724852,0.23825505783502354,0.21752840279385702,0.20683944347339497,0.20388436354086434,0.19991786281770685,0.19966440656154455,0.19905094171442422,0.1802649519711212,0.16292794585118017,0.15523596331303455,0.15085987453886515,0.15015052947442672,0.14938653953090889,0.14804113587453768,0.14246539941145778,0.1400936780917064,0.13503101850671798,0.13120926181828185,0.1304328559570614,0.12552030765319136],"twin_dists":[0.16726767253201585,0.18764386022610444,0.19905972210848696,0.20158319182237872,0.20911208377324464,0.21997636794100534,0.22684770752286765,0.23056379071973337,0.23161411970032242,0.23304048326751006,0.23313228643090894,0.23335481978300837,0.24041360666524797,0.24740644816999846,0.2506819156936815,0.25259862316904846,0.2529131467852893,0.2532531260949891,0.253854966486528,0.25639316699806514,0.25749522251030427,0.2598950916705255,0.26175182759795534,0.262133994843611,0.26459278774390615],"n_dims_used":43,"mean_confidence":0.9195727858432504},"coverage":{"mean_confidence":0.9195727858432504,"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}}