{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003621","490:4900002490","490:4900004585","490:4900003217","490:4900003215","490:4900003868","490:4900002760","490:4900001866","490:4900003614","490:4900002189","490:4900003589","490:4900001024","487:4870001954","490:4900001697","490:4900002453","487:4870005569","490:4900001846","490:4900003223","490:4900005142","490:4900001426","490:4900003207","490:4900003727","496:4960011459","490:4900001693","490:4900002611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,490,490,490,490,490,490,496,490,490],"twin_sims":[0.9501600834695036,0.8034780120254859,0.7680056605874208,0.6884439225151793,0.6470317518623812,0.643672803066821,0.6026932963551415,0.5964074351003938,0.5744832265484443,0.5623269136076641,0.5250037920582977,0.5215128571683124,0.5133246750023751,0.5124453530160604,0.511322280472003,0.5087698888806527,0.5044578318228106,0.4948271253575809,0.4923053698657299,0.49076903357911966,0.48849921787588185,0.48394218404340766,0.48270065765549797,0.48232799296019374,0.47884207648862215],"twin_dists":[0.04152930408234268,0.08591478762902104,0.09436401320603613,0.11222259174549422,0.12118896079228153,0.12191123133473206,0.13069618069840774,0.13204234178214413,0.1367430188573779,0.13935622072718684,0.1474346933316031,0.1481959925610859,0.14998639263580732,0.15017907634031888,0.15042529387733025,0.1509853839147731,0.1519332821302532,0.1540583867941919,0.1546167727334681,0.15495737164498044,0.15546116187397055,0.1564747564775425,0.15675141229023712,0.15683449854968562,0.15761267597685732],"n_dims_used":45,"mean_confidence":0.917315673828125},"coverage":{"mean_confidence":0.917315673828125,"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}}