{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003094","487:4870002418","487:4870002610","487:4870003503","487:4870003364","487:4870002608","487:4870003365","466:4660005036","487:4870002722","487:4870002834","487:4870003233","487:4870001466","487:4870001467","469:4690000174","494:4940004584","490:4900012815","469:4690002902","487:4870001468","494:4940004704","487:4870002504","487:4870002514","496:4960005358","469:4690002794","487:4870002343","487:4870003232"],"twin_admin_codes":[487,487,487,487,487,487,487,466,487,487,487,487,487,469,494,490,469,487,494,487,487,496,469,487,487],"twin_sims":[0.15509514995210882,0.13569018138121286,0.10953874753269405,0.10643238179731043,0.08083264301571831,0.02597312054365842,0.021233416305624506,0.01558284341917182,0.013537378212479086,0.013068541696942923,0.005298929937075631,0.0037821273618420834,0.00359151671180767,0.0032327746349640465,0.0024720183814210253,0.0020750347666700507,0.0015833537694213233,0.0014723797662322359,0.001355051246938125,0.0013124582877255277,0.0011930426507482128,0.001137336866135853,0.0010808614369512551,0.0010531060814416133,0.001032523164646634],"twin_dists":[0.2507429705725104,0.2595788528036313,0.2731366955284802,0.27490753385749866,0.2912997836226757,0.35093485648636363,0.3604890514555077,0.37468664667129387,0.38096863573241757,0.38252599855340885,0.4204504899759621,0.4337679023511128,0.43577412377539065,0.43982851737224876,0.4500003980263963,0.4565149145635565,0.4663998819041062,0.4690204634817979,0.47199740874763185,0.47313735058889383,0.4765260557404045,0.47821563347864937,0.48000868814274616,0.4809219579930517,0.48161374873333807],"n_dims_used":43,"mean_confidence":0.8884832692700763},"coverage":{"mean_confidence":0.8884832692700763,"n_dims_used":43,"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}}