{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001456","490:4900002496","490:4900003090","490:4900002933","490:4900002494","490:4900002784","490:4900000726","490:4900004461","490:4900001185","496:4960008772","490:4900002344","487:4870003007","490:4900001356","466:4660000008","490:4900002807","490:4900005005","490:4900004037","490:4900006162","490:4900004174","490:4900002024","490:4900001891","496:4960007915","496:4960011645","490:4900001849","490:4900000358"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,487,490,466,490,490,490,490,490,490,490,496,496,490,490],"twin_sims":[0.595516349332508,0.5506561517525993,0.5350001080904686,0.5048428561571812,0.4407714734617798,0.4130236649123576,0.39084589030989375,0.37914708311188783,0.37337559709460577,0.3493799292104666,0.3351319792403878,0.32627658214227745,0.3237396201260995,0.3050771620828217,0.30194801883765643,0.29891034693847385,0.29784278841040346,0.29599575568293957,0.29053503338843073,0.2851819507836225,0.28416825576787264,0.2835689587778275,0.2786609374747987,0.27763789041828474,0.2773192175072333],"twin_dists":[0.13223320480860223,0.1418720161863634,0.14526080601533906,0.15184855675375727,0.16624225966819803,0.17271357486564595,0.17802205750133962,0.18087847590253683,0.18230329658103567,0.18834893446490017,0.19204136518402448,0.19437918828702025,0.19505537273925125,0.20012394633245106,0.20099103076634728,0.2018377893361816,0.20213656920455286,0.20265499170481824,0.20419896917998334,0.20572937691754248,0.20602112085377186,0.2061938950060609,0.20761723630515214,0.20791583646985684,0.20800898556087488],"n_dims_used":45,"mean_confidence":0.9173246595594619},"coverage":{"mean_confidence":0.9173246595594619,"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}}