{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002902","477:4770002824","477:4770001901","500:5000011509","489:4890005420","481:4810005311","483:4830000156","472:4720001250","477:4770001786","498:4980004050","500:5000011478","481:4810003190","470:4700000029","476:4760000539","489:4890004441","500:5000011444","472:4720001192","472:4720005718","484:4840008554","484:4840001121","468:4680002108","494:4940001459","479:4790001494","484:4840001655","472:4720001249"],"twin_admin_codes":[477,477,477,500,489,481,483,472,477,498,500,481,470,476,489,500,472,472,484,484,468,494,479,484,472],"twin_sims":[0.5691872127842242,0.5307600897160041,0.04365034793508188,0.02446159675058118,0.0038919565654791004,0.0017524522116598134,0.0009376317517806644,0.0009311715789354213,0.0008484126035413673,0.0007606839074853764,0.0005661621060272663,0.0004955253320779914,0.00042772197721182274,0.0003817025359327997,0.00036534592696673313,0.0003319764363486386,0.0003126038781195436,0.00012123089539391089,0.0000448028272941248,0.00003831431724157766,0.000036482124523856125,0.000025374950239658652,0.000021664849943771093,0.00001815810852853319,0.000017784911149221262],"twin_dists":[0.13788070102674183,0.14618181771818045,0.3250260012569341,0.35380493886577635,0.43265335241844277,0.4627156309124574,0.4849783001302365,0.48521869767376014,0.48844354602588685,0.4921983536023114,0.5022174421308467,0.5066733862197074,0.5115484580394722,0.5152881851613338,0.5167198406308329,0.5198370241647904,0.5217843496661564,0.5515558193763982,0.581200717559537,0.5857234818288233,0.5871329002717853,0.5974719941586717,0.6019180040059009,0.6068459138274259,0.6074228562718159],"n_dims_used":44,"mean_confidence":0.8975297754461115},"coverage":{"mean_confidence":0.8975297754461115,"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}}