{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009989","490:4900010085","490:4900009777","490:4900009055","490:4900010616","490:4900008718","490:4900009673","490:4900008728","490:4900009272","490:4900009988","490:4900008488","490:4900010179","490:4900010701","490:4900009682","490:4900010882","490:4900010275","490:4900009468","490:4900011677","490:4900010273","490:4900010091","490:4900010173","490:4900011798","490:4900008502","490:4900008418","490:4900008630"],"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":[0.2669536837841488,0.22231278746516303,0.19309100446242777,0.1400803741969599,0.1333723262550224,0.13162585114435527,0.1252063598199151,0.1246614618445343,0.11774807478045925,0.11053265318167699,0.10771372809304992,0.10583469996909617,0.10483331635506364,0.10420891134270782,0.10020613636885711,0.09782157178196635,0.09762003553130823,0.08790163825154057,0.08180848450036667,0.07224081573422599,0.0708594294014089,0.06978352238995024,0.06936976433306688,0.06930988569677884,0.06817032205540549],"twin_dists":[0.21107541979556305,0.2252242255859916,0.23554188800549214,0.2575014434236977,0.2606960212898856,0.2615474738313527,0.26475238518185307,0.265030110600868,0.26863669790498146,0.2725783201191259,0.2741722860939221,0.2752528420846407,0.27583480077297484,0.27619986979003613,0.2785815836313933,0.2800360282215289,0.2801602231290213,0.28640412626920275,0.29060410198836567,0.2977356732154236,0.2988274642837301,0.2996898393867842,0.3000243559526947,0.30007290103400414,0.30100333696872883],"n_dims_used":45,"mean_confidence":0.9252331203884548},"coverage":{"mean_confidence":0.9252331203884548,"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}}