{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005380","480:4800005778","480:4800005706","480:4800005110","480:4800005019","480:4800005109","480:4800005464","480:4800005022","480:4800005290","480:4800005845","480:4800005549","480:4800004676","480:4800005777","480:4800004850","480:4800005846","480:4800005021","481:4810004815","493:4930000604","480:4800005546","481:4810004410","493:4930001023","480:4800005374","480:4800005632","480:4800005114","493:4930000807"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,481,493,480,481,493,480,480,480,493],"twin_sims":[0.5758269534932259,0.567664587209633,0.5035079534244262,0.4723633577753422,0.3275301737337643,0.3208659445620564,0.3086282427129158,0.30664774402345957,0.2915490635226472,0.24122862530857153,0.23660394541601054,0.21607947446368625,0.20529057382353344,0.195190263590477,0.19404027631808637,0.18984748692245143,0.1751676484712983,0.17512834677350203,0.17354227263284225,0.16249026908815506,0.15402809336678203,0.15270609974471724,0.1380851232797632,0.13567741552286733,0.13010153499439026],"twin_dists":[0.13645453126235788,0.13820800296073868,0.15214237940508266,0.15906382948951225,0.19404613989517153,0.19582487609707902,0.19914615467785346,0.19969068054567612,0.2039109667966905,0.2190232358591054,0.22050895420316133,0.22734409378130638,0.23111301824109373,0.23476626797554714,0.23519043531367748,0.23675190941998325,0.24241773367616679,0.24243334628424243,0.24306551150336977,0.2475897714819301,0.25120695649286073,0.2517850744196792,0.2584394576657008,0.25958496637937944,0.26229760223613263],"n_dims_used":43,"mean_confidence":0.9199834424395894},"coverage":{"mean_confidence":0.9199834424395894,"n_dims_used":43,"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}}