{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001621","490:4900002512","490:4900002352","490:4900001478","490:4900004599","490:4900000431","490:4900002506","496:4960011475","496:4960011828","496:4960011565","490:4900001885","496:4960011566","490:4900002200","496:4960006240","490:4900001196","490:4900000190","490:4900001225","490:4900000244","490:4900000083","490:4900001611","493:4930007146","496:4960008388","496:4960011564","490:4900002049","490:4900004041"],"twin_admin_codes":[490,490,490,490,490,490,490,496,496,496,490,496,490,496,490,490,490,490,490,490,493,496,496,490,490],"twin_sims":[0.4536417909658999,0.33456737672155556,0.3259650325255947,0.29194814106356837,0.2884542094545452,0.28122919303290556,0.2801624666762105,0.27422889931563177,0.27120015002687703,0.2660445583258888,0.2500421575648298,0.2424763428044703,0.23910291016382407,0.23067837995426363,0.23008461845008477,0.22109573896118984,0.21729873536147012,0.21373060438409058,0.20335121555314767,0.19154302303518064,0.1914379693638742,0.18893449915704613,0.1854314039468555,0.18504197287116567,0.18210517682214505],"twin_dists":[0.16329591904231627,0.1921894050131564,0.19446206911758618,0.20379778509354307,0.2047918410476713,0.20687055649263808,0.20718018554848586,0.2089157080809664,0.20981046918318563,0.2113478519166288,0.21624205450664916,0.21862556971687866,0.21970381724994137,0.222440598439746,0.22263594584996407,0.2256349700220169,0.22692624029709652,0.22815357773901834,0.23180472558345766,0.23611759234552324,0.23615677982486433,0.2370951084200115,0.23842283638777145,0.2385715217453503,0.23969995555817594],"n_dims_used":45,"mean_confidence":0.9111060248480902},"coverage":{"mean_confidence":0.9111060248480902,"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}}