{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005043","490:4900005188","490:4900005194","490:4900004768","490:4900005446","490:4900006331","490:4900004773","490:4900006461","490:4900005026","490:4900005444","490:4900005439","490:4900006702","490:4900005438","490:4900007554","490:4900006580","490:4900006579","490:4900005193","490:4900006098","490:4900004913","490:4900005158","490:4900004364","490:4900005191","490:4900006439","490:4900005447","490:4900006338"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.010764012132923217,0.006577543627696774,0.006445417469362392,0.0052863803820494834,0.004156042349913581,0.0030190428740503854,0.0021617342224413126,0.0011069791599649826,0.0010646540604238404,0.0010109983544924746,0.0007452305296776909,0.0007044723733574803,0.0006733547066990729,0.0006522875737498149,0.0006188810055215207,0.0005915432620097433,0.0005389020231519093,0.0004965345247526197,0.00046704682129502546,0.00034380520354865534,0.0003166860438586504,0.00027564803792105966,0.00023316895599094237,0.00021895875670506295,0.00021567683239939668],"twin_dists":[0.3909867900082759,0.41168753561735255,0.41251808618140984,0.4205456027047664,0.43008626294384017,0.44244391080477247,0.45500000704775795,0.4791689402761284,0.48053930121270466,0.48235101217988363,0.4929012089087408,0.49482218664974303,0.49635977633476214,0.49743878510317907,0.49921825510397483,0.5007423909504795,0.5038720644214981,0.506605650930668,0.5086399965604336,0.518699755016289,0.5213647769555861,0.5258356641525304,0.53117703890461,0.5331700353171196,0.5336475965103528],"n_dims_used":45,"mean_confidence":0.9044771830240885},"coverage":{"mean_confidence":0.9044771830240885,"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}}