{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000479},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000624","480:4800000473","480:4800000661","480:4800000448","480:4800000655","480:4800000657","480:4800000414","480:4800000804","480:4800000542","480:4800000690","480:4800000548","480:4800000546","480:4800000890","480:4800000353","480:4800000654","480:4800000380","480:4800000437","480:4800000545","480:4800000549","480:4800001194","480:4800000803","480:4800000604","480:4800000399","480:4800000643","480:4800000410"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.398676926362999,0.3753204183262258,0.35158454158662655,0.27578632696662136,0.23372816202005325,0.22467468046358344,0.19920152426273072,0.1921914287274103,0.18543240732116006,0.1642555533429443,0.16360230816929733,0.16170007609246673,0.14984902621384194,0.1497741833362848,0.1496042879555764,0.14262372265223752,0.1381090961239807,0.1374898855678949,0.13725544996435976,0.1354284819170162,0.13217409798133486,0.12717153066873418,0.12378924378843882,0.12288406787318247,0.11964701526612051],"twin_dists":[0.1761323971298237,0.18182197869600805,0.18778477341915206,0.2084579700930268,0.2214424022887748,0.22443136541926695,0.23330015243886243,0.23587605295163572,0.23842245358179964,0.24685254507916293,0.24712468480054853,0.24792165674402059,0.25304716467656757,0.2530804630234427,0.2531560967028994,0.2563200872219651,0.2584281275755261,0.2587212527702689,0.25883248882489585,0.25970426709595473,0.26127927805459045,0.26375832729843585,0.2654765920620218,0.2659424819883069,0.26763028659703725],"n_dims_used":43,"mean_confidence":0.9158309226812318},"coverage":{"mean_confidence":0.9158309226812318,"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}}