{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004388","490:4900006124","490:4900006135","490:4900007459","494:4940008115","490:4900005732","490:4900007342","466:4660011989","490:4900007212","490:4900008373","490:4900006259","494:4940007647","490:4900005597","490:4900005984","490:4900001381","490:4900006123","496:4960008049","490:4900005988","490:4900005989","490:4900005992","487:4870002968","490:4900005598","490:4900005596","490:4900006960","466:4660004945"],"twin_admin_codes":[490,490,490,490,494,490,490,466,490,490,490,494,490,490,490,490,496,490,490,490,487,490,490,490,466],"twin_sims":[0.00857243512396626,0.00191836483862611,0.0011197814810709513,0.001016958855392115,0.00045191709942964326,0.0003717668029904107,0.0002846040253402401,0.00024317922353318867,0.00023683398417618444,0.00020058750958296085,0.00015694666572994143,0.0001506378542588864,0.00014504165689901638,0.00013939414356031128,0.0001280689246518313,0.0001052564955180177,0.00007487651976835672,0.00004456329731208358,0.000034380374893035784,0.00003105019715378596,0.00001735936350458818,0.000013759248007683019,0.000013060371813894074,0.00001255987961038871,0.000011687618932741005],"twin_dists":[0.40068767042547637,0.45940636248801586,0.4787639985391024,0.4821454078364643,0.5097308676844298,0.5161508133305087,0.5248090226363823,0.5298405350250378,0.5306815584322082,0.5359352178497214,0.543602059507223,0.5448736080546582,0.5460442909469718,0.5472697332038768,0.549875204059817,0.5558600859325846,0.5660999390624147,0.5813562716475751,0.588835074844434,0.5917462871823437,0.6080949984890086,0.6145080881339186,0.6159372825370572,0.617006420177833,0.618970974082955],"n_dims_used":45,"mean_confidence":0.90711424085829},"coverage":{"mean_confidence":0.90711424085829,"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}}