{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004711","490:4900002479","494:4940003928","493:4930006098","490:4900001472","490:4900004564","490:4900004573","496:4960005259","494:4940002458","496:4960006610","478:4780009398","494:4940003576","490:4900004981","490:4900004555","493:4930006780","478:4780009681","466:4660012871","478:4780009876","466:4660005434","487:4870012342","487:4870005867","493:4930006722","494:4940004782","466:4660007023","466:4660002567"],"twin_admin_codes":[490,490,494,493,490,490,490,496,494,496,478,494,490,490,493,478,466,478,466,487,487,493,494,466,466],"twin_sims":[0.2779757151643622,0.23394594770555763,0.18720083277293204,0.15551498550180498,0.15459294555035263,0.15197750023935358,0.15100127808207942,0.13644953506218085,0.1313016780242462,0.12328566018681598,0.1221912742292935,0.12045668145357138,0.11188181972222375,0.10958772403654088,0.10679244943494427,0.10483255230096258,0.10470632835421721,0.10270125693333237,0.1002253260352565,0.09953931389362532,0.09945903866277045,0.09873733150168153,0.09435643868341005,0.0923937954658489,0.08643808718757802],"twin_dists":[0.207817160403547,0.2213714490015511,0.2377500162360289,0.25056105480505236,0.25096105089752996,0.2521052677421671,0.2525360549783076,0.2592159708666235,0.2617064515825446,0.2657354630058671,0.2663008282728418,0.267204887538241,0.27182653532283135,0.27310908895364416,0.2747002327868028,0.2758352464545212,0.27590890906924814,0.2770884238518833,0.2785699895631212,0.2789855502362095,0.2790343244325349,0.279474215459503,0.2822000035655659,0.2834535872405859,0.2873912517495353],"n_dims_used":44,"mean_confidence":0.9159877083518289},"coverage":{"mean_confidence":0.9159877083518289,"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}}