{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000474","500:5000000476","500:5000000144","485:4850007428","485:4850007153","485:4850007360","500:5000000367","485:4850007015","485:4850007084","500:5000000483","500:5000000308","485:4850008293","500:5000000224","485:4850006789","485:4850006788","485:4850007359","500:5000000421","500:5000000319","485:4850008340","500:5000000312","485:4850007221","500:5000000182","485:4850007215","500:5000000210","485:4850006717"],"twin_admin_codes":[500,500,500,485,485,485,500,485,485,500,500,485,500,485,485,485,500,500,485,500,485,500,485,500,485],"twin_sims":[0.7106989777097288,0.6605994297314712,0.6517181223116996,0.5841035569018938,0.5691056332660513,0.535157784782736,0.5173083738633248,0.5104696409016533,0.4738056844890246,0.4544845717713628,0.44983648436061785,0.4473277203034644,0.4355094379097072,0.4312067860336718,0.4285306319044234,0.4265597864562717,0.4255852260569038,0.42359864303132727,0.4233324691717538,0.4205894504731754,0.4165217920500009,0.4052467398929696,0.39929034173657646,0.39587043477871264,0.3882612099412643],"twin_dists":[0.10733422257899619,0.11826534108190719,0.1201803150062667,0.1346789025729105,0.13789823473283902,0.14522658443640585,0.14911447671474953,0.15061231473674994,0.1587402033974492,0.16310408485546327,0.16416372854690522,0.16473735792948602,0.16745639995089426,0.16845352058622495,0.16907573913415197,0.16953498818631407,0.16976240501738213,0.1702266513933302,0.17028892270774754,0.1709316112473346,0.17188793913947645,0.17456012005520372,0.17598510154134522,0.17680762837704794,0.1786496104090436],"n_dims_used":44,"mean_confidence":0.9164511940696023},"coverage":{"mean_confidence":0.9164511940696023,"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}}