{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005250","490:4900000676","466:4660000018","490:4900007387","490:4900001179","487:4870005718","490:4900005793","490:4900000808","494:4940008780","490:4900003486","490:4900001458","490:4900005532","490:4900000909","490:4900001440","490:4900000659","487:4870003830","490:4900005251","490:4900001735","490:4900004311","490:4900006889","490:4900000610","490:4900000413","490:4900000894","496:4960005268","490:4900001046"],"twin_admin_codes":[490,490,466,490,490,487,490,490,494,490,490,490,490,490,490,487,490,490,490,490,490,490,490,496,490],"twin_sims":[0.3234289571755714,0.3153876398248627,0.31330120690593066,0.3074537528475931,0.3050853486952769,0.2958172433912794,0.2698483988494213,0.2563570522683535,0.25600860479127757,0.2528228613420462,0.2348418121907433,0.2334138489272722,0.22733421060994796,0.22185410752884988,0.2199211958545888,0.21956514122384543,0.2163087131546165,0.2139789473798109,0.21351687702938532,0.20597796553355702,0.2037063274494486,0.1956522942011461,0.1954161574039671,0.19386195178811866,0.1937648268640406],"twin_dists":[0.19513837682091922,0.1973026259818158,0.19786924601362296,0.19946882969805216,0.20012168460746882,0.20270519708132903,0.21021179472042853,0.2142877145798737,0.21439475044989226,0.21537765573191514,0.22108003620979955,0.22154488014621468,0.2235451988940743,0.22537884970702501,0.2260328053057405,0.22615368725477838,0.22726541034613604,0.2280677089864667,0.22822753156711473,0.23086892155048366,0.23167773137724396,0.2345963386625553,0.23468315211915047,0.23525636575885062,0.23529229268600474],"n_dims_used":45,"mean_confidence":0.9151969061957466},"coverage":{"mean_confidence":0.9151969061957466,"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}}