{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006246","490:4900008617","490:4900006845","490:4900002999","490:4900007929","490:4900006131","490:4900008261","490:4900008040","490:4900006125","490:4900008057","490:4900008371","490:4900005463","490:4900008150","490:4900006127","490:4900007698","490:4900010168","490:4900012267","490:4900006113","490:4900008169","490:4900008262","490:4900006244","490:4900008398","490:4900007224","490:4900007340","490:4900007222"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.040212606022045995,0.026391409990244117,0.01453077251599174,0.004171932015451992,0.00361881607325355,0.003340296324527105,0.0025422228620812894,0.002058672766968275,0.0012670411973492678,0.0008831262776004003,0.0008530979614869388,0.0006735677010209089,0.0005285764942434779,0.0005250677753753134,0.0004924608806557535,0.0004898392812480061,0.0004680075236050705,0.0004106880097001958,0.0004036216579210516,0.0002802495106336557,0.00021708872896047254,0.0001941451513426754,0.00015323708128429602,0.0001500363477472816,0.00010313200039245911],"twin_dists":[0.32925550669320836,0.35016612257310725,0.3778203367393907,0.4299365795573161,0.4354809253524927,0.43857196203350696,0.448949500953668,0.456807318056407,0.4743911963802681,0.4870567684935291,0.48825332561753,0.49634902874054293,0.5045192745201619,0.5047418925261022,0.506879859741094,0.5070574502391396,0.5085718492987241,0.5128867237090861,0.5134571917722733,0.5253043405238408,0.5334413157115979,0.5369616496068398,0.5443437579154037,0.5449974527211987,0.5564784834438891],"n_dims_used":45,"mean_confidence":0.9119393242730035},"coverage":{"mean_confidence":0.9119393242730035,"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}}