{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006861","490:4900007933","490:4900005483","490:4900005080","490:4900009791","490:4900007229","490:4900006980","490:4900004794","490:4900010366","490:4900006738","490:4900005349","490:4900009380","490:4900011483","490:4900007714","490:4900004650","490:4900009058","490:4900012193","490:4900008611","490:4900005615","490:4900004787","490:4900007355","490:4900004649","490:4900008942","490:4900012003","490:4900005083"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3172008871781315,0.27296656906500366,0.2624664452240872,0.25370916214124,0.2440917367013304,0.24034589635044068,0.20354703483265976,0.17447044710835466,0.1701883735964715,0.15037573479170363,0.14897785244858341,0.1442833128613208,0.1390623390311049,0.1386103045627673,0.12907928289472276,0.1254375843988977,0.12145079417525517,0.12021116629304897,0.1188330015075177,0.11800706251727289,0.10737504860615918,0.10652019091506934,0.10520932622846191,0.09854973078300029,0.09825603085891571],"twin_dists":[0.1968119190973096,0.20928788650309318,0.21242575680832598,0.21510341731134144,0.21811268132246128,0.21930538076737116,0.23173467839876863,0.2426950688823691,0.24441601289565681,0.25281317247506424,0.25343552015968224,0.255557646727011,0.25797879029114346,0.25819158138723586,0.26280438452583854,0.2646348112194871,0.2666855564480201,0.26733364993557845,0.26806019426662964,0.2684987096533502,0.2743659605175157,0.2748569295172724,0.2756157759552417,0.27958897341673694,0.2797689782703073],"n_dims_used":45,"mean_confidence":0.9272174411349826},"coverage":{"mean_confidence":0.9272174411349826,"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}}