{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008810","490:4900008700","490:4900008694","490:4900008814","490:4900009552","490:4900007799","490:4900009658","490:4900008928","490:4900009556","490:4900009559","490:4900009456","490:4900008354","490:4900008921","490:4900009029","490:4900009040","490:4900007913","490:4900009235","490:4900008684","490:4900008809","490:4900009136","490:4900009659","490:4900008702","490:4900008026","490:4900008686","490:4900009035"],"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":[0.2929619269732113,0.13546309268911733,0.10103671668504505,0.03448533928303076,0.022944661320148694,0.016395742130441884,0.014850876687646052,0.010481379635957076,0.01035932322610411,0.008161372369903972,0.004281782209678363,0.002695851447233008,0.0020550730840531877,0.0019896238633346362,0.0017682672601040956,0.0014651815348157194,0.0014152688570404236,0.0013601664821352205,0.0013160749976896084,0.0010759103725312472,0.0009437168777358662,0.0007826790213166086,0.0007649496558950182,0.0007605451497855522,0.00069031368816223],"twin_dists":[0.2035106793789332,0.2596876701464595,0.2780813429354169,0.33703472906730153,0.35684395015345804,0.372390429139661,0.3768462785686133,0.39213299543518476,0.3926365177890476,0.4027509388075056,0.4289157178490427,0.4467395870743523,0.4568719341681402,0.4580652977629873,0.4623880192794703,0.46919667896110073,0.47044102506303875,0.4718627416521626,0.47303923546365595,0.48016999423326007,0.4847532610426977,0.4912205386124084,0.49200667738163056,0.49220460528970983,0.4955137872692819],"n_dims_used":45,"mean_confidence":0.8812050713433159},"coverage":{"mean_confidence":0.8812050713433159,"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}}