{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001562","494:4940007078","490:4900004571","494:4940007370","487:4870007038","494:4940007077","490:4900001563","496:4960007774","494:4940007712","490:4900002317","494:4940007405","496:4960005263","487:4870006005","487:4870002769","490:4900004299","494:4940007185","487:4870009065","494:4940007076","496:4960008478","494:4940003933","487:4870007615","490:4900001965","487:4870001867","487:4870007612","494:4940004897"],"twin_admin_codes":[490,494,490,494,487,494,490,496,494,490,494,496,487,487,490,494,487,494,496,494,487,490,487,487,494],"twin_sims":[0.487452847933348,0.4678905282420234,0.44786200542600146,0.4209026541057439,0.4150428922786714,0.3948893650621419,0.35660904922666775,0.34850518488474463,0.3439051043880896,0.30525701493025836,0.3047206681067416,0.29745207638846105,0.2943061953378134,0.293900162108193,0.285244910853101,0.28408074940508005,0.2839386443082478,0.26952670152182334,0.26806769868100294,0.26713407007223045,0.2631587666874166,0.25775368421811995,0.2575676574401574,0.2572075663801734,0.25205341627747796],"twin_dists":[0.15569364321712176,0.1600695468397036,0.16461509217597992,0.17085813864638696,0.17223662566983197,0.17704418862341323,0.18650584112920035,0.18857329855822283,0.18975809464760937,0.20007426626468197,0.20022246944175337,0.20224607569880015,0.2031308870196052,0.20324549402307296,0.20571127745355539,0.20604633477081527,0.20608729063877085,0.21030748732602836,0.21074237452260966,0.21102143313208135,0.21221648228994902,0.21385961893702793,0.2139165551327483,0.21402684005202094,0.21561623327429108],"n_dims_used":45,"mean_confidence":0.9154093424479167},"coverage":{"mean_confidence":0.9154093424479167,"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}}