{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003086","487:4870001016","494:4940007817","496:4960000349","490:4900007520","490:4900002915","490:4900003899","490:4900000901","490:4900000469","494:4940007810","490:4900004178","490:4900003054","490:4900001855","494:4940008489","490:4900004583","490:4900001012","466:4660013510","494:4940008490","494:4940004899","487:4870001383","494:4940008015","490:4900001187","490:4900004300","487:4870001384","494:4940008016"],"twin_admin_codes":[490,487,494,496,490,490,490,490,490,494,490,490,490,494,490,490,466,494,494,487,494,490,490,487,494],"twin_sims":[0.2459213756602091,0.2422283597933699,0.2363417928192887,0.2015064885264218,0.19754747960676847,0.19656084071990107,0.17470177985823956,0.16246344560727924,0.16189657951741368,0.14981087218827627,0.14538929967273037,0.14336658272045358,0.14141844301177528,0.13812087057124628,0.13660111247318854,0.1303483921134068,0.1285582675690939,0.12672906433449185,0.1257394202503118,0.12509872617980602,0.12416099334063019,0.11945411020258892,0.1149978216120774,0.11454500296622525,0.114085425371742],"twin_dists":[0.21753440876615374,0.21870449989411583,0.22059373761074486,0.23246689368469736,0.2339022079786168,0.23426299597822672,0.24260296103206705,0.24760101827632003,0.24783901456388477,0.25306413825407614,0.25505314539622737,0.2559779962353697,0.2568779537513743,0.2584225632526734,0.25914371588689056,0.26217567355794297,0.26306384587866927,0.2639811221122996,0.2644815798711091,0.2648071713914197,0.26528600490810045,0.2677319634370417,0.2701165850916039,0.2703628427009398,0.2706135429573674],"n_dims_used":45,"mean_confidence":0.9160346984863281},"coverage":{"mean_confidence":0.9160346984863281,"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}}