{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000023","494:4940000177","494:4940000070","494:4940001121","494:4940000218","494:4940000883","494:4940000140","494:4940000104","494:4940000409","494:4940000931","494:4940000580","496:4960007794","494:4940000075","494:4940004839","493:4930004213","494:4940005832","493:4930004511","494:4940000924","494:4940001232","494:4940000648","494:4940000021","493:4930006491","494:4940000045","494:4940001049","494:4940000983"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,496,494,494,493,494,493,494,494,494,494,493,494,494,494],"twin_sims":[0.48917342118936613,0.4706148018404863,0.46296132203186585,0.43898274606126514,0.4163340326720413,0.4125188688423306,0.36332201023514016,0.36057507607814715,0.35967416916531914,0.32332122031886745,0.31787270135602597,0.3053715127466768,0.2934899896017439,0.29105136129352094,0.2865960485868327,0.28577837653971006,0.28352036332609526,0.2790759631501814,0.2789514552756437,0.27250435045292304,0.25864167556054357,0.25583129567179785,0.25438759797926186,0.2543591426560723,0.24939869179104338],"twin_dists":[0.1553114478653207,0.1594566089524264,0.1611816967880581,0.16665433984609926,0.17193217843645495,0.17283296754462504,0.1848115101911287,0.18550288030156772,0.1857302111305512,0.19516717272413803,0.19663051304906295,0.20004264779165787,0.20336136453881212,0.20405224838618863,0.20532343588551102,0.20555801555698008,0.20620791446574904,0.20749629171056772,0.20753256364178874,0.20942442901233396,0.21358819295746545,0.2144492515533783,0.21489390741416892,0.21490268765839515,0.2164429533643471],"n_dims_used":45,"mean_confidence":0.9155014038085938},"coverage":{"mean_confidence":0.9155014038085938,"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}}