{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001144","490:4900004826","490:4900004403","490:4900005627","490:4900000806","490:4900012283","490:4900010972","490:4900001290","490:4900011876","490:4900011132","490:4900000805","466:4660008561","490:4900000794","490:4900003982","466:4660003992","490:4900007966","490:4900000335","490:4900011681","466:4660004723","490:4900002896","496:4960005278","490:4900010638","490:4900006524","490:4900003355","490:4900004281"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490,490,466,490,496,490,490,490,490],"twin_sims":[0.4907866743834801,0.4477793706155952,0.3210328766837744,0.27194776008217914,0.1877308148446825,0.16986747336552951,0.1697177358987079,0.16784897970079288,0.16175379691101865,0.15075875330868851,0.14785746559983667,0.13227119589676228,0.1313757913240366,0.13057469272411934,0.12269014373069818,0.11764799592129534,0.11230044629380766,0.111055055183167,0.10944322894931849,0.1092333329045903,0.1066704148625434,0.1042415982427891,0.10413991120875879,0.09796076139660455,0.09592263870035492],"twin_dists":[0.15495345896471122,0.16463399871288764,0.19578007043907866,0.2095890388761257,0.2375493613194973,0.2445462252751019,0.2446070450020285,0.24536935214306899,0.24789905649171437,0.2526433937184806,0.2539374405703333,0.2612318662802133,0.2616700796164927,0.26206405122708615,0.26604263347807533,0.2686900820584757,0.27159469064714886,0.27228638995330073,0.2731905639614508,0.27330906440168423,0.2747704306305063,0.27618071664688193,0.27624031632483176,0.2799503710735278,0.281214301174907],"n_dims_used":45,"mean_confidence":0.9170154147677951},"coverage":{"mean_confidence":0.9170154147677951,"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}}