{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950003602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950003704","495:4950004062","495:4950003365","495:4950003501","495:4950003594","495:4950003404","495:4950002479","495:4950003217","495:4950003077","495:4950004021","495:4950003918","495:4950002874","495:4950003598","495:4950002975","495:4950003067","495:4950003027","495:4950002637","495:4950003505","495:4950003648","495:4950003808","495:4950003169","495:4950002379","495:4950002470","495:4950003860","495:4950002833"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.7552946521171019,0.72143797656121,0.7079268737001385,0.6792000215970427,0.6771319428225421,0.6671524300904617,0.6027414506113369,0.5964554823211815,0.594252887748154,0.5932308418595444,0.568383084397032,0.5457095827423553,0.5113027440533818,0.5015639851126767,0.4841606206454059,0.47733737073397664,0.458006933413779,0.4493836275864843,0.4456705104345555,0.42958047961326473,0.424066418830387,0.416146564727645,0.4131775123263427,0.40728755842888054,0.39643275287976254],"twin_dists":[0.09730144898099236,0.10495094061471334,0.10794663567831926,0.11423634873632486,0.11468573666991826,0.116849040977285,0.13068586917344932,0.132032050745415,0.13250384508482788,0.13272278925428174,0.1380535430355622,0.1429408241576822,0.15042957817039984,0.15257064111484633,0.15642610401049298,0.15794913778613126,0.16230372188753697,0.16426718522953468,0.16511694633551105,0.1688314561369607,0.17011725494698765,0.1719763576146072,0.172677200004342,0.17407404723466174,0.17667216127851001],"n_dims_used":45,"mean_confidence":0.9073013305664063},"coverage":{"mean_confidence":0.9073013305664063,"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}}