{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002358","489:4890002356","489:4890002437","489:4890001852","489:4890003025","489:4890001935","489:4890002189","489:4890003722","489:4890001920","489:4890003182","489:4890004742","489:4890003473","489:4890002835","489:4890003876","489:4890003181","489:4890004253","489:4890002194","489:4890002109","489:4890003968","489:4890001839","489:4890002600","489:4890002691","489:4890004333","489:4890002666","489:4890002362"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.782908868215112,0.6547903518689655,0.6540181633361316,0.5949303023955457,0.5937125669966759,0.5927489184740788,0.5898222732617832,0.5882782593000324,0.5751153363636676,0.5745211329032874,0.5717202502804598,0.5619070146404271,0.5609172165176134,0.556509130600587,0.5554222003697707,0.5538613156545555,0.5509709551079328,0.5504050403044689,0.5495540413831652,0.5480735867079732,0.5392350827522361,0.5389412681438878,0.5371055477862603,0.5359525472738491,0.5350531640500302],"twin_dists":[0.0908636994452086,0.11951842753505429,0.11968484076914769,0.13235873655431601,0.13261959146784325,0.13282603307103624,0.13345310046284303,0.1337839877426111,0.13660730179163916,0.1367348797683893,0.13733641880462538,0.13944660620319294,0.1396597010731745,0.14060935622197235,0.14084368497238875,0.14118031292362487,0.14180405049519587,0.14192623537726048,0.14211001040047672,0.14242982990734218,0.14434235059146927,0.14440602599801258,0.1448040141071214,0.14505412270386744,0.14524929071612688],"n_dims_used":45,"mean_confidence":0.919508785671658},"coverage":{"mean_confidence":0.919508785671658,"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}}