{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011019","496:4960011961","496:4960010800","496:4960010490","499:4990000930","481:4810003045","496:4960011522","496:4960010791","496:4960011967","496:4960011804","496:4960011265","496:4960010403","496:4960004459","496:4960011428","496:4960009734","481:4810003256","496:4960011717","496:4960005214","496:4960010317","488:4880005580","496:4960011269","496:4960009640","496:4960011100","496:4960011346","496:4960011432"],"twin_admin_codes":[496,496,496,496,499,481,496,496,496,496,496,496,496,496,496,481,496,496,496,488,496,496,496,496,496],"twin_sims":[0.6106348581644027,0.5829851024396644,0.48475982907580645,0.4607202864084341,0.44937529067995435,0.44482670927014367,0.42780702561323575,0.42157296096929836,0.4211137484805244,0.41824767846962924,0.4129182743067816,0.4100596176510749,0.4060334405361645,0.4043008935845208,0.399752462769581,0.38750712480750593,0.38621320715140534,0.3664907206973126,0.358782406993116,0.35372442594450165,0.34808652714747096,0.3330800739110078,0.33211507371564997,0.3283657960956708,0.3204664046990425],"twin_dists":[0.12899565486234343,0.13491873405613017,0.1562926770578636,0.16168869540919478,0.16426909019046887,0.16531042779153737,0.16924425368823445,0.17070097278137333,0.17080863227924936,0.1714816903531991,0.17273849625590365,0.17341553553263972,0.1743726185581337,0.17478576749566235,0.17587420337072276,0.17883307030582313,0.17914825879021903,0.18401726106867208,0.1859555211670483,0.1872389386625338,0.18868078522739776,0.19258003001789362,0.1928339862135163,0.19382452646625958,0.19593216823399343],"n_dims_used":45,"mean_confidence":0.9188479105631511},"coverage":{"mean_confidence":0.9188479105631511,"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}}