{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002472","480:4800001532","480:4800002333","480:4800002481","480:4800002199","480:4800001314","480:4800002046","480:4800001821","480:4800001648","480:4800002517","495:4950002356","480:4800001699","480:4800001816","480:4800001309","480:4800002424","495:4950002405","480:4800002477","480:4800002478","480:4800001865","480:4800002195","480:4800002525","480:4800001991","480:4800001807","480:4800002152","480:4800001416"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,495,480,480,480,480,480,480,480,480,480],"twin_sims":[0.44589498674968564,0.39903214955632244,0.3012815467449582,0.2879075459748988,0.27158684853629517,0.2700818858882509,0.266198078429914,0.2580198123140805,0.24268287657716353,0.24133685554373727,0.2355438626294904,0.22297861403299157,0.21650945465924154,0.21192355126481094,0.20395459901550658,0.19372421919374724,0.18423917281349037,0.17571493779941538,0.17382818666750785,0.16507810322710595,0.15738339947066654,0.14514216402240188,0.14231529813790078,0.142066453369814,0.13953452168258035],"twin_dists":[0.16506549804063553,0.17604708703196664,0.20117638406977836,0.2049480207185267,0.20969588827191493,0.21014238545796998,0.21130180688591874,0.21377821164480645,0.2185598722223012,0.2189886885594801,0.22085217700640525,0.2250001493426993,0.2271965543341063,0.22878043815167573,0.23158903528473532,0.23530731734993496,0.2388787283179762,0.24220058190484944,0.24295125021270342,0.24651098455324305,0.24975579225421798,0.25516563012844656,0.25646250740505294,0.2565775830136703,0.2577570653329996],"n_dims_used":43,"mean_confidence":0.9130359028660974},"coverage":{"mean_confidence":0.9130359028660974,"n_dims_used":43,"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}}