{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000546","480:4800000437","480:4800000604","480:4800000611","480:4800000542","480:4800000662","480:4800000414","480:4800000678","480:4800000480","480:4800000440","480:4800000654","480:4800000317","480:4800000648","480:4800001077","480:4800000381","480:4800000837","480:4800000446","480:4800000353","480:4800001035","480:4800000366","480:4800000472","480:4800000677","480:4800000340","480:4800000545","480:4800000660"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6137214965514174,0.5782564480489618,0.5725134839283209,0.5675928470086871,0.5198496364390114,0.5101045184982794,0.4772501670226834,0.4723263759904161,0.4615430875548853,0.45941765032139337,0.4560326977987024,0.4456232174550954,0.43874328976444144,0.42668910789198855,0.4121769686063375,0.41214476714111575,0.40782648318948,0.4065793037322911,0.40176840728014734,0.4001027016313088,0.3879246567301447,0.3864986348421068,0.3706532050644556,0.36319737498386806,0.3603403464737949],"twin_dists":[0.1283346638427333,0.13593309685821733,0.1371660273090138,0.1382234266582266,0.14855911894254048,0.15069242638185473,0.15796864758609883,0.15907213169719653,0.16150244884361603,0.16198379754277872,0.16275203810425026,0.1651277867929588,0.16670955476187874,0.16950482676745335,0.1729138687684924,0.17292148985991757,0.17394586925815836,0.17424261310325126,0.17539110332330335,0.17579019311831476,0.1787314689807502,0.17907868783155237,0.18297913325595852,0.18484282181378586,0.18556208297243215],"n_dims_used":43,"mean_confidence":0.9162201105162154},"coverage":{"mean_confidence":0.9162201105162154,"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}}