{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002617","498:4980002686","498:4980001608","498:4980001974","498:4980003247","498:4980003136","498:4980001425","498:4980001705","500:5000006590","498:4980002548","500:5000006319","500:5000006324","500:5000006451","498:4980002748","498:4980002687","500:5000006182","500:5000007108","500:5000006853","498:4980001794","498:4980002758","498:4980002961","500:5000006460","498:4980002819","500:5000006718","498:4980001886"],"twin_admin_codes":[498,498,498,498,498,498,498,498,500,498,500,500,500,498,498,500,500,500,498,498,498,500,498,500,498],"twin_sims":[0.5104424428308733,0.49883338289735446,0.4118809919366993,0.3678196467780309,0.36494644802181053,0.35026653888189846,0.34693278138988354,0.3407125133101643,0.3360056220094362,0.33328420097181166,0.3206632618486311,0.316938530033985,0.3085965145113457,0.2997136585826873,0.2852050040836793,0.2845024961703827,0.27965183664742926,0.27183645842841536,0.27050014467988936,0.27006130754362495,0.2672795412172671,0.26649879224331346,0.2625016050010061,0.26046552971369286,0.26032132369839694],"twin_dists":[0.15061828176861808,0.15317297495348095,0.17298392707381488,0.18368518865467387,0.1844039045726755,0.18812182748533798,0.18897735199449342,0.19058533201064784,0.19181256084434958,0.1925263619640618,0.19587929499955872,0.19688282073094218,0.19915486227617796,0.20161337690913023,0.20572274938465554,0.20592485649531808,0.20732865474804882,0.2096219808802372,0.21001814129501692,0.2101485013419605,0.21097791249309977,0.2112116621430801,0.21241512040920726,0.21303254392996734,0.2130763879554003],"n_dims_used":45,"mean_confidence":0.9240695529513889},"coverage":{"mean_confidence":0.9240695529513889,"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}}