{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001908","490:4900000975","490:4900002060","496:4960010259","496:4960010260","490:4900001764","490:4900002515","496:4960010344","490:4900001229","496:4960010430","496:4960010980","496:4960011133","490:4900001909","490:4900002815","490:4900001628","496:4960010020","496:4960009933","490:4900002214","496:4960010021","490:4900001102","490:4900002517","496:4960010261","496:4960010264","490:4900000974","490:4900003365"],"twin_admin_codes":[490,490,490,496,496,490,490,496,490,496,496,496,490,490,490,496,496,490,496,490,490,496,496,490,490],"twin_sims":[0.9747108995632924,0.650456586211044,0.5963443769388062,0.5060599042573202,0.49985331464123756,0.40713563439302997,0.3920081184810004,0.36769984351817286,0.36602317283115327,0.363834599114817,0.3499858380970386,0.3253437236521435,0.3017057069555921,0.3000624061059288,0.27270483911364146,0.2643588960810697,0.21248909970656282,0.20878080344703423,0.20268169908820566,0.198496213291434,0.16641558609314663,0.1598846572799147,0.138271800445116,0.13263039043613206,0.11925835542078796],"twin_dists":[0.029395485859321543,0.1204519491688794,0.13205584799157266,0.15158085662736648,0.15294788466694856,0.17411019445721324,0.1777405056577291,0.18371510046124026,0.18413423561919723,0.18468279161276832,0.18819369698263036,0.19462748563853818,0.20105839278425702,0.20151606069137493,0.20936518582074323,0.21185452200522514,0.22858386365797925,0.22987933678863728,0.23204457087442357,0.23355645452948423,0.24595821523612388,0.24868862607422482,0.258351268773796,0.2610567031912676,0.26783527074932867],"n_dims_used":44,"mean_confidence":0.9147217490456321},"coverage":{"mean_confidence":0.9147217490456321,"n_dims_used":44,"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}}