{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007715","490:4900008950","490:4900009688","490:4900010626","490:4900010796","490:4900011187","490:4900011855","490:4900006496","494:4940008960","490:4900009994","490:4900004941","490:4900009581","490:4900010434","490:4900009044","490:4900009047","490:4900010170","490:4900008155","490:4900008946","490:4900009183","490:4900010947","490:4900008726","490:4900004646","490:4900008954","490:4900011656","490:4900011114"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30052954967647866,0.27010720835093466,0.23320796683191594,0.16635034188615358,0.16062384662811588,0.15320569358635003,0.15062379756666958,0.10415479333356945,0.10245404505986831,0.09934003066848468,0.09723590184620086,0.09477860588953191,0.0920462652526264,0.08597470880493727,0.08117766284987521,0.08094585355648394,0.08080851002968062,0.07799734805665565,0.07730637881861839,0.07608684497169525,0.07583951793294491,0.07481006157848687,0.07453303294590416,0.06910984413764225,0.06735362107712854],"twin_dists":[0.20138581020552432,0.21013486001732945,0.22161205453173263,0.24598510554094383,0.2483755772271478,0.25156616836147794,0.25270317863832215,0.27623159094787997,0.27723509043444444,0.279106688936215,0.28039750068165603,0.2819330477734027,0.2836777491737442,0.287706558515326,0.2910530527099931,0.2912187315564969,0.2913170731755774,0.29336001653893184,0.2938712017125401,0.29478246665500507,0.2949687086902084,0.29574921121596903,0.2959607250763773,0.3002353271739273,0.3016779772383882],"n_dims_used":45,"mean_confidence":0.9123396979437934},"coverage":{"mean_confidence":0.9123396979437934,"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}}