{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001426","490:4900001875","490:4900002151","490:4900003592","490:4900003215","490:4900003073","490:4900004158","490:4900002757","496:4960006223","490:4900003880","490:4900003614","490:4900003610","490:4900003734","490:4900004319","490:4900003226","493:4930004448","493:4930005141","487:4870001769","490:4900003068","490:4900004707","490:4900001839","490:4900004851","490:4900002613","490:4900002452","490:4900003357"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,493,493,487,490,490,490,490,490,490,490],"twin_sims":[0.4676829698611381,0.46720120904326135,0.46299619009885323,0.45601038923962545,0.4498697677831792,0.448471233524811,0.4430333888438747,0.4280179196291367,0.4074231395125632,0.3887647198128398,0.3841467780849309,0.38207334685821576,0.3751142801550882,0.3719328180299929,0.3684889473034245,0.3668915230248464,0.3655604197258905,0.363299222096265,0.34927751004144086,0.3480751878907033,0.3438873315949477,0.34065863931317414,0.33929334703050085,0.3349095226230306,0.33163505080744854],"twin_dists":[0.16011629536648442,0.1602248300864845,0.16117381527870447,0.16275710801894197,0.16415612637340712,0.16447574364790785,0.16572209944263402,0.1691951282865007,0.17404179353159885,0.1785272060285499,0.17965266677911343,0.18016008758427818,0.1818729371186556,0.18266116342062733,0.18351817097203088,0.18391704501715345,0.18425008453926206,0.18481723475914036,0.1883751888115993,0.18868369742684568,0.18976268842991964,0.19059932684381722,0.19095438539166923,0.19209967754347873,0.1929604625080585],"n_dims_used":45,"mean_confidence":0.9169730292426215},"coverage":{"mean_confidence":0.9169730292426215,"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}}