{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003346","490:4900003193","490:4900002313","490:4900003592","490:4900003068","490:4900002611","490:4900002321","490:4900003347","490:4900002318","490:4900003056","490:4900004012","490:4900002775","490:4900004022","490:4900003597","490:4900004319","490:4900003608","490:4900004151","490:4900001426","490:4900001992","490:4900002302","490:4900004434","490:4900003607","490:4900004014","490:4900003215","490:4900003598"],"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":[0.6391386777302666,0.5988014840900332,0.5915335903915421,0.5863475546898135,0.5660908333482622,0.5258308553014263,0.49693660076462387,0.48933955734015444,0.48209768587080387,0.4768011977166269,0.4742446059836105,0.46299619009885323,0.4616129949926084,0.44961883672707265,0.4487737051739067,0.44594280102050676,0.44389145900611643,0.4359714698249642,0.4325577155363472,0.43087294889174027,0.4308008700221178,0.42856655090805157,0.4157990405853704,0.41563896162667163,0.41316763426271713],"twin_dists":[0.12288540130008943,0.13152960048791343,0.13308641293112994,0.134197814971817,0.13854640334739435,0.14725449618678685,0.15359192376588796,0.15527456511082058,0.1568858560096231,0.15806911231924747,0.15864178395211945,0.16117381527870447,0.16148663024176482,0.164213446024237,0.16440658590401735,0.1650545406419443,0.1655250425375708,0.16734956123954442,0.16814001910580206,0.16853105328514972,0.1685477965925516,0.1690673773039118,0.17205827867946452,0.17209602363044596,0.17267953534420097],"n_dims_used":45,"mean_confidence":0.9167894151475694},"coverage":{"mean_confidence":0.9167894151475694,"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}}