{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002814","477:4770002813","468:4680007517","489:4890005321","477:4770003370","489:4890005462","477:4770002737","477:4770002749","489:4890005436","477:4770002972","489:4890005450","489:4890005401","478:4780004390","478:4780004504","489:4890005379","484:4840003846","484:4840008582","477:4770002468","477:4770002606","477:4770002895","477:4770002816","477:4770002738","477:4770002740","500:5000001324","477:4770002975"],"twin_admin_codes":[477,477,468,489,477,489,477,477,489,477,489,489,478,478,489,484,484,477,477,477,477,477,477,500,477],"twin_sims":[0.25270269891141595,0.24012411502701092,0.20668728680370932,0.1943616567645212,0.16231462438446037,0.16145500504485408,0.1544846135376701,0.14611696878553915,0.11680253263292235,0.0999668733768073,0.09537156816800839,0.08172893353601596,0.08055300415159886,0.07027437843078571,0.06916890833754027,0.06709876544452292,0.06318543493284311,0.06056662618394669,0.059855057177131514,0.05863953539508422,0.05782776605797822,0.057160177105949346,0.05596596185166726,0.05569199642930945,0.052871944015334654],"twin_dists":[0.2154148833375035,0.21937637397955323,0.23061762058785093,0.23507172025282913,0.24766344186346417,0.24802482687212854,0.25100816164102563,0.25472276420083784,0.2691424647961811,0.2787262883600255,0.28155966771063506,0.29066056474863233,0.29150037907139,0.29929507305545794,0.30018732957519423,0.3018898659554369,0.30522888942189774,0.307559198635827,0.30820665345390175,0.30932744845613896,0.31008665903985927,0.3107176377185325,0.3118616976223123,0.31212699802188465,0.31492259834374925],"n_dims_used":44,"mean_confidence":0.9215079220858488},"coverage":{"mean_confidence":0.9215079220858488,"n_dims_used":44,"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}}