{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000672","489:4890003138","469:4690000271","469:4690000429","489:4890002819","470:4700005617","478:4780006412","489:4890003432","469:4690000316","485:4850002308","469:4690000479","469:4690000388","499:4990002458","494:4940000477","489:4890002727","489:4890002979","466:4660009307","489:4890003352","470:4700004005","478:4780000456","472:4720000166","470:4700004534","496:4960004554","489:4890002891","500:5000001896"],"twin_admin_codes":[489,489,469,469,489,470,478,489,469,485,469,469,499,494,489,489,466,489,470,478,472,470,496,489,500],"twin_sims":[0.3977245191590669,0.3340119874351167,0.32892229402925505,0.300848879778398,0.2690626418169936,0.24425435502003112,0.21454097797976562,0.1371883816621135,0.13148333718118013,0.13012975476204774,0.11986720540084293,0.11698945037309284,0.10869383497042619,0.1059201445074604,0.10443281455691983,0.10410261173577993,0.10271604689516088,0.09466887807754835,0.0933687333851453,0.09187123551214772,0.08877280902511321,0.08612948762847487,0.08610645463633651,0.08572704272103869,0.08330698230203777],"twin_dists":[0.17636129785548846,0.19233516161079706,0.1936771113436824,0.20129684159304428,0.2104456518450668,0.21806117152735727,0.22787362580295684,0.25886433784156293,0.26161732772389146,0.2622836549781139,0.2675143813340563,0.2690422348870932,0.27361445831670855,0.27520338416191575,0.276068765581679,0.2762621892423415,0.2770796579580893,0.2820023434690404,0.2828282736494469,0.2837908992195945,0.2858227296221051,0.2876010888093982,0.2876167744368437,0.2878756385950185,0.2895486326604318],"n_dims_used":45,"mean_confidence":0.9119215223524305},"coverage":{"mean_confidence":0.9119215223524305,"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}}