{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007624","490:4900006997","490:4900007124","490:4900007370","490:4900007616","490:4900007744","490:4900004959","490:4900001142","490:4900007502","490:4900007243","490:4900005759","490:4900006878","490:4900002440","490:4900007623","490:4900006998","490:4900007613","490:4900004971","490:4900006762","490:4900007606","490:4900002133","490:4900006514","490:4900003700","490:4900007742","494:4940007965","490:4900004126"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.7565647456252033,0.6504035784556835,0.60144947609136,0.5467807362621145,0.528420111332662,0.4605923744600209,0.4438123503420314,0.4409090716393782,0.43042839314686326,0.4199365435190576,0.4184347991297359,0.4003370277965338,0.3796112729523015,0.36737247215001523,0.36137367054512526,0.3484649703628785,0.33926416089762496,0.3354789258128109,0.3329004808174442,0.3225121466919729,0.31435991016463954,0.31335750206741214,0.30232547255881886,0.29495528278904465,0.2892682613285251],"twin_dists":[0.09700975044762027,0.12046336091452277,0.13096253044307932,0.1427092406552655,0.14669076367247325,0.16171765972083213,0.16554320380373924,0.16621058740814312,0.16863433794785687,0.17108484728395393,0.17143768791615377,0.1757340049831334,0.1807643405882854,0.18379686158645633,0.18530160855842126,0.18858362033191148,0.1909619839168326,0.1919504622855784,0.1926272625552014,0.1953835930182351,0.1975814632617947,0.1978539296316453,0.20088616238898152,0.20294786946385343,0.20455959706471344],"n_dims_used":45,"mean_confidence":0.9213573031955296},"coverage":{"mean_confidence":0.9213573031955296,"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}}