{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001519","477:4770001516","477:4770000475","477:4770001221","477:4770000866","477:4770001576","477:4770000739","477:4770001404","477:4770000919","489:4890003913","477:4770000524","477:4770000469","477:4770000363","477:4770000632","477:4770000737","477:4770000485","477:4770000925","477:4770000914","477:4770000983","489:4890004100","477:4770000692","477:4770000733","477:4770000581","477:4770000577","489:4890004802"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489],"twin_sims":[0.5111339206482802,0.5007769153896471,0.48650041698220703,0.46897628412533626,0.45376278683301274,0.43767916891666686,0.40212112288173574,0.3905359471539057,0.39039434565477504,0.3891397296394603,0.386994260581104,0.37953339353541726,0.37807955362949464,0.376783952514774,0.3614652266617568,0.3596616183717148,0.35767610551402723,0.3374903350729968,0.3368363083410532,0.332554511538771,0.3310285586681776,0.32432126124624644,0.3207877537955364,0.3078086175191812,0.3012204023855188],"twin_dists":[0.1504666025042168,0.15274416436045868,0.15590538526521933,0.15982511643902686,0.1632683698693777,0.16695506815477937,0.17530669155970327,0.17809720784592448,0.17813155053458263,0.17843608879025688,0.17895794042611501,0.1807834849141154,0.18114121806484362,0.18146057844871682,0.18527854791743623,0.18573338019411975,0.186235435191575,0.19142445652844603,0.19159530528328117,0.19271829081060474,0.1931204041610082,0.19490008681539048,0.19584586749310046,0.19937126081422268,0.20119340096275412],"n_dims_used":45,"mean_confidence":0.9206468370225694},"coverage":{"mean_confidence":0.9206468370225694,"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}}