{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011829","490:4900011962","490:4900011700","490:4900010410","490:4900011830","490:4900011636","490:4900011906","490:4900011969","490:4900011894","490:4900011698","490:4900011002","490:4900010923","490:4900011500","490:4900011707","490:4900011768","490:4900012102","490:4900011905","490:4900011966","490:4900011839","490:4900011501","490:4900011776","490:4900011440","490:4900011565","490:4900011234","490:4900010224"],"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":[0.28959455695320996,0.15737683009509845,0.15592782998227944,0.15076787674973569,0.14306091196223805,0.14229603198102184,0.13899994425732998,0.13068239093121264,0.12680012053805262,0.11082676874978512,0.10838270899787103,0.10573748375879304,0.09148882789036362,0.08621410255714823,0.07620840389370151,0.07228564705486014,0.07160043177974214,0.0706902065509954,0.06823162726623878,0.06660547565985517,0.06494269184734226,0.06477114597348942,0.06394437722446804,0.06094605994891502,0.060253449685758534],"twin_dists":[0.20446661649917555,0.249758611311532,0.2503825181907375,0.2526393534873529,0.25611859941746445,0.2564714114875043,0.2580081313056911,0.26201098054887795,0.2639453035348685,0.2724138308038388,0.27379111177230225,0.27530915157607083,0.28403870536428577,0.2875434941065741,0.29469110921548786,0.2977005247293742,0.2982396833293435,0.2989623946180962,0.30095296144627093,0.30230186083505156,0.3037092080021031,0.30385606983980673,0.3045683652319702,0.3072165044361596,0.3078433824915905],"n_dims_used":45,"mean_confidence":0.8908214992947049},"coverage":{"mean_confidence":0.8908214992947049,"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}}