{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002124","470:4700005788","488:4880003921","496:4960001710","480:4800001567","466:4660002903","480:4800002267","470:4700005192","466:4660005063","470:4700006617","480:4800001468","496:4960009525","496:4960003821","466:4660003226","489:4890004423","472:4720007329","496:4960010208","496:4960010206","500:5000005672","466:4660004545","480:4800001907","469:4690008711","496:4960010126","477:4770003683","493:4930004830"],"twin_admin_codes":[480,470,488,496,480,466,480,470,466,470,480,496,496,466,489,472,496,496,500,466,480,469,496,477,493],"twin_sims":[0.15847889813069427,0.11938748696476542,0.10918866251089167,0.10894176179023915,0.09754876221021115,0.09405589407735987,0.09080130823669248,0.08328165075375504,0.08150881632516373,0.0797742844030485,0.07961497628399138,0.07906553039017025,0.07732765558180461,0.06997746139315206,0.06978179624219605,0.06689482194423067,0.06419850873347223,0.05811662753924925,0.05797097340145935,0.05717492414582435,0.05647583000883165,0.056420077759590015,0.05564163839840597,0.055282260514254375,0.05506932269884811],"twin_dists":[0.24928688624641732,0.26776710853359353,0.27333430659064645,0.273473968798692,0.2802041928553836,0.28239062599372516,0.28448629716513035,0.28956634839878687,0.29081702656423497,0.29206194092305,0.29217736486716744,0.2925768838201662,0.2938554062333186,0.29953359717383216,0.29969123159796207,0.3020598988925194,0.3043486226732998,0.3098154992340679,0.30995208833366006,0.3107036338880638,0.3113708002572159,0.3114242993879066,0.31217588067030194,0.3125257958255794,0.31273401558155195],"n_dims_used":43,"mean_confidence":0.9221469967864281},"coverage":{"mean_confidence":0.9221469967864281,"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}}