{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000750","487:4870003235","494:4940007540","490:4900013023","490:4900001801","487:4870002705","490:4900000258","487:4870002407","490:4900006403","487:4870003648","490:4900012743","487:4870002978","487:4870003102","487:4870004251","487:4870002594","490:4900004119","487:4870004391","487:4870003242","490:4900004248","487:4870002493","487:4870004234","466:4660010653","490:4900012935","490:4900006029","487:4870004540"],"twin_admin_codes":[490,487,494,490,490,487,490,487,490,487,490,487,487,487,487,490,487,487,490,487,487,466,490,490,487],"twin_sims":[0.11794684684396714,0.034902591736601145,0.031962898913636545,0.028866470148804224,0.0288089451062702,0.025547492100969696,0.025539086369445126,0.023930637727542264,0.022444586223983817,0.020985975538114123,0.018914368460738153,0.01870418613033758,0.017887613553629195,0.017134474592777605,0.016847476078411944,0.015843728158774134,0.015738118681547744,0.015538455183223183,0.01463488536585335,0.013943344202914522,0.013745177714279251,0.013693195316574234,0.01324948311891776,0.010533668797149702,0.010109700325090912],"twin_dists":[0.26853077175115997,0.33643229219423015,0.34081497844030617,0.3458211341778344,0.34591841594224954,0.351728124811341,0.35174390563077523,0.3548496010355476,0.35788403008460873,0.36103710104903736,0.3658605297851585,0.36637534964917984,0.36842472552542754,0.3703888673545525,0.37115730945975217,0.3739384686640633,0.3742400256900118,0.3748150409105388,0.3775014693818958,0.37965815944883813,0.38029357747104703,0.38046159757122405,0.3819191883387349,0.39191888143716774,0.3936829653701483],"n_dims_used":45,"mean_confidence":0.911419169108073},"coverage":{"mean_confidence":0.911419169108073,"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}}