{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004935","490:4900005220","490:4900004942","490:4900010876","490:4900004943","490:4900003290","490:4900010964","490:4900005221","490:4900002574","490:4900004934","490:4900010451","490:4900007350","490:4900001961","490:4900009678","490:4900010452","490:4900012057","490:4900010952","490:4900009679","490:4900005082","490:4900012125","490:4900011030","490:4900011120","490:4900011031","490:4900010956","490:4900004803"],"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":[0.3170130869873746,0.27016946576857087,0.2637058427853936,0.2521610174994039,0.21353135466816542,0.18708159120727536,0.18486991717478718,0.18326639562672567,0.17439445706013493,0.1672662777873362,0.16517314210429834,0.1646024742696578,0.16138404225756592,0.15507867467778366,0.15348018522274828,0.15037570158007724,0.14386243537607896,0.13740528242544303,0.1366460420962924,0.1257663049794188,0.12167089107557294,0.11230302577424386,0.11204947871180788,0.108809148248111,0.10829314927080766],"twin_dists":[0.19686266845351,0.21011635993812988,0.21205135591683297,0.2155828420918278,0.22822252044216648,0.23779521682585236,0.23863728299108333,0.23925224609127865,0.24272534422685513,0.2456082975251214,0.24647159936263174,0.24670833714250062,0.24805472203856052,0.2507501166914861,0.25144611770384806,0.2528131872104127,0.2557503853960014,0.2587613792727598,0.2591223100567696,0.26446794499352855,0.2665710152253176,0.2715932641420593,0.27173360184041895,0.2735490843751812,0.2738420355034771],"n_dims_used":45,"mean_confidence":0.9264698452419705},"coverage":{"mean_confidence":0.9264698452419705,"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}}