{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009927","490:4900009924","490:4900010477","490:4900009925","490:4900009419","490:4900010825","490:4900012088","490:4900009522","490:4900010656","490:4900009824","491:4910003733","490:4900009923","490:4900010820","490:4900012172","490:4900010487","491:4910004957","490:4900010123","490:4900011092","490:4900010904","490:4900008547","491:4910005468","490:4900010048","490:4900012291","490:4900010983","490:4900010031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,491,490,490,490,490],"twin_sims":[0.23726598403051966,0.2199777886720716,0.058065038899189444,0.0377932772936936,0.021640554018450026,0.01801210198923279,0.017399034423027683,0.017377075677343753,0.014701906659683064,0.012675817193092336,0.01099440867122099,0.01089334333589438,0.007156582190929309,0.004677015819099632,0.0040263010706378805,0.003771855307714925,0.0034267152554707287,0.00335042889051104,0.0027647230027376206,0.0025715364507064914,0.0022509452882653437,0.002078205785420902,0.001961941214616812,0.0017717472254779913,0.0017029747540044582],"twin_dists":[0.22029511538695068,0.22601360390026828,0.3098638448580844,0.33241902315415905,0.35959927153746934,0.36810707035668583,0.36969044020733904,0.3697480547623602,0.37729725916590123,0.38386905603331556,0.39007206883648493,0.3904711992752541,0.4082161020652841,0.42542945257258685,0.43132829370065245,0.43387364469342343,0.4375884954323233,0.43845545796536006,0.4457861071675318,0.4485185556560188,0.4534983905208505,0.45645849088906665,0.4585809436160241,0.4623162935747755,0.46375845186803766],"n_dims_used":44,"mean_confidence":0.8836591893976385},"coverage":{"mean_confidence":0.8836591893976385,"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}}