{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000483","499:4990000551","499:4990000257","499:4990000706","499:4990000306","499:4990000622","499:4990000543","499:4990000258","499:4990000555","499:4990000416","499:4990000307","500:5000003229","499:4990000623","500:5000002912","499:4990000412","477:4770003865","499:4990000785","477:4770003864","499:4990000554","499:4990000691","477:4770003939","499:4990000869","499:4990001034","499:4990000171","477:4770003563"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,500,499,500,499,477,499,477,499,499,477,499,499,499,477],"twin_sims":[0.9777513368649163,0.9522979623949355,0.9278460274154215,0.9184855168471286,0.8490226637230968,0.8377431552914807,0.8274508750254378,0.8010903484189218,0.7913669314982936,0.7849608987269797,0.7829996951991022,0.7774427705196789,0.7696168929734092,0.7669113323820572,0.7639072322220413,0.7620046051419661,0.7452358123199859,0.7439938980167268,0.7376736896379568,0.7346523354516875,0.7341715124059807,0.7319868335656279,0.731183174132286,0.7300539179218873,0.7274419710334856],"twin_dists":[0.027550476791274026,0.040606212283469674,0.05026309737326877,0.05355780185517175,0.07430577822468175,0.07728213483405685,0.07993466913897743,0.0864970995941824,0.08884659203617164,0.09037647700388891,0.0908421623444239,0.09215512272871984,0.09398865621840849,0.09461854891789374,0.0953156500045675,0.09575593717341095,0.09959850532465156,0.09988056460056413,0.10131104224566473,0.10199206547636683,0.10210028273708406,0.10259143309398254,0.1027718852646171,0.10302524654911553,0.10361038674959498],"n_dims_used":44,"mean_confidence":0.926026084206321},"coverage":{"mean_confidence":0.926026084206321,"n_dims_used":44,"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}}