{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003478","490:4900003734","490:4900004036","490:4900000691","490:4900003890","490:4900001322","490:4900004165","490:4900001321","490:4900003207","490:4900004298","490:4900000581","490:4900004174","490:4900000919","490:4900001071","490:4900002001","490:4900001064","490:4900002024","490:4900000690","490:4900001567","490:4900003614","490:4900004035","490:4900003735","496:4960011812","490:4900002030","490:4900000692"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.6978197397015693,0.6490349909305163,0.6142438383651475,0.573861317031252,0.5590469231228574,0.557701766511252,0.5486180203074361,0.5428052349044974,0.5417331352437449,0.5358821813949768,0.5347705451478635,0.5223791254898036,0.5179875017719381,0.5122951319448455,0.5000333208152955,0.490695035823683,0.4811804260285482,0.47562179275236416,0.4733906928284379,0.4704399571709001,0.4668006620623602,0.46311932299002084,0.4564464095287057,0.4496950076250554,0.4425319363061597],"twin_dists":[0.11017069299177686,0.12075794481219748,0.12822279948265053,0.13687656014132468,0.1400624985816169,0.1403523159033421,0.14231220032857672,0.14356914758840178,0.1438012373873007,0.14506938989171184,0.1453106331448973,0.14800696929747834,0.1489659989881003,0.1502120022374169,0.15290817216576774,0.1549737845928244,0.1570904776629044,0.15833317156415339,0.15883328477741004,0.15949591135970023,0.16031509756099388,0.16114598422689674,0.1626580329581097,0.16419604520157344,0.16583732679445287],"n_dims_used":45,"mean_confidence":0.9156404283311632},"coverage":{"mean_confidence":0.9156404283311632,"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}}