{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000441","487:4870000887","474:4740003761","496:4960006193","480:4800006449","475:4750000508","496:4960006808","475:4750000336","490:4900002811","488:4880003362","475:4750000381","475:4750000181","475:4750000622","470:4700000096","474:4740005749","490:4900002665","493:4930004770","474:4740005748","494:4940003032","493:4930004771","496:4960010898","496:4960006191","488:4880006023","475:4750000038","481:4810002385"],"twin_admin_codes":[487,487,474,496,480,475,496,475,490,488,475,475,475,470,474,490,493,474,494,493,496,496,488,475,481],"twin_sims":[0.014375072772705333,0.007695844811821673,0.0052212072123706925,0.0017338888173936977,0.0013859327509438335,0.0005794602106065922,0.0005739441523978113,0.0004662363469678746,0.000393302603273784,0.0003893415391439666,0.000366475061074598,0.00020648249652218079,0.00016040290180557845,0.00014333516096443904,0.0001386797687795813,0.00012627320316333036,0.00011621927290302527,0.00007444364519798864,0.00007022492427607116,0.0000626595444847923,0.000043420724405626326,0.000032516125486896466,0.000030453274890207583,0.000024284157277258742,0.00002156246721396079],"twin_dists":[0.37830097974261623,0.4052031858292142,0.42104285787231116,0.46310366786059465,0.47119143787443224,0.5014370889235277,0.5017587307587117,0.5086975894053481,0.514307274560439,0.5146391431631536,0.5166190997141444,0.5350228303423163,0.5429257437600293,0.5464097632627085,0.5474280694192154,0.550308186710747,0.5528454079329551,0.5662726672269289,0.5680077372816469,0.5713826420752174,0.5821093820447234,0.5904298863740284,0.5922993456217165,0.5987111424637211,0.6020507317486546],"n_dims_used":43,"mean_confidence":0.8881444709245548},"coverage":{"mean_confidence":0.8881444709245548,"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}}