{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002344","490:4900004174","490:4900002024","490:4900004036","490:4900001064","490:4900003217","490:4900001325","490:4900001332","490:4900002613","490:4900001749","490:4900002188","490:4900001612","490:4900004312","490:4900001694","490:4900003614","490:4900002490","496:4960006102","490:4900000230","490:4900003890","490:4900003621","490:4900003481","490:4900003887","490:4900001199","490:4900001426","490:4900001336"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490],"twin_sims":[0.8629837595109432,0.7568798025962878,0.7152075880225148,0.6372102248409769,0.5689980516592752,0.5516733185134,0.5353519531278548,0.5025918309597215,0.496209366275495,0.47019014339931264,0.464834973537497,0.4637009135231238,0.4626850777865884,0.4570989629397326,0.4557845954070006,0.4547346781523524,0.4500510566290541,0.44949348573737563,0.44803964027519233,0.442591510748841,0.43889447950870947,0.43581500643655396,0.43313493266107445,0.4308750900326793,0.4299068350955194],"twin_dists":[0.07050627590523376,0.09693733236561539,0.10633579359632686,0.12329948320676888,0.13792135744482845,0.14165243353121704,0.14518444561465277,0.15234414736378027,0.15375267102084614,0.15955207421652953,0.16075847376362856,0.16101456551571114,0.16124414585820065,0.1625098200270073,0.16280842772313153,0.16304718059589754,0.16411472238732294,0.16424208417198866,0.1645744544412789,0.165823634713078,0.1666746913696637,0.16738573625964423,0.16800618863379782,0.16853055593374913,0.1687555680857493],"n_dims_used":45,"mean_confidence":0.9133160061306423},"coverage":{"mean_confidence":0.9133160061306423,"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}}