{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004361","490:4900004210","490:4900004077","490:4900013124","490:4900003808","490:4900004506","490:4900004094","490:4900013130","490:4900012970","490:4900004216","490:4900006787","490:4900004891","494:4940004088","490:4900004616","490:4900004088","490:4900012875","494:4940008348","490:4900002975","490:4900001923","490:4900005567","490:4900003669","490:4900006210","490:4900003931","490:4900012450","491:4910002515"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,490,491],"twin_sims":[0.10967493895989837,0.016891201131194085,0.002022897098636482,0.001544809521304286,0.0012989061776736515,0.0012316503362684167,0.0012155409951220852,0.0009923257591841754,0.0006955881540798691,0.0005501388589251685,0.0005370295187487653,0.0004851124918381628,0.0004209549033507621,0.00039328835785460846,0.00036425663286643686,0.0002819281655471277,0.0002716097344038189,0.00023330329923353094,0.00022131656528681605,0.0001930360646439926,0.0001825140030865759,0.0001720860841588887,0.00014561400561896758,0.00013238799846572184,0.00013037313896906624],"twin_dists":[0.27305995216761353,0.3710394970235874,0.4574541759732321,0.46729030626223406,0.47350723332174227,0.47539740552118026,0.47586430543466207,0.48300247158579157,0.49525461791310416,0.5031807578330135,0.5039885697658131,0.5073799051337616,0.5120740341457516,0.5143084624629509,0.5168173038426865,0.5251125464829863,0.5263088668192295,0.5311587479702022,0.5328310831806176,0.5371415839508078,0.5388988025180539,0.5407370941731305,0.5459226217355139,0.5488568227195316,0.5493279349918678],"n_dims_used":45,"mean_confidence":0.9170775519476997},"coverage":{"mean_confidence":0.9170775519476997,"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}}