{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002914","480:4800002785","480:4800002793","480:4800002882","480:4800002933","480:4800003309","480:4800003369","480:4800003312","480:4800002880","480:4800002973","480:4800003168","480:4800003217","480:4800003129","480:4800002932","480:4800003366","480:4800003096","480:4800003224","480:4800002780","480:4800003260","480:4800003177","480:4800002972","480:4800003409","480:4800003171","480:4800003266","480:4800003315"],"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":[0.6655319959883225,0.6629149106731521,0.621398164566502,0.6191565164593527,0.6035078436737588,0.5868871675808865,0.5768534764938575,0.5724247587428988,0.5655759314023514,0.5604868578107935,0.5270783900565799,0.5017093419723467,0.5007471094666848,0.4957879737020286,0.49187585873869927,0.4738070448578526,0.4706810675381626,0.46263322051894207,0.4572436778748005,0.45375927925231574,0.4510162929164621,0.43634370812127893,0.4159983646433597,0.4134850366406564,0.40808516074154705],"twin_dists":[0.11719955541272921,0.11776524621240313,0.12669031376812098,0.1271705599406465,0.13052175866940927,0.13408214599648918,0.13623418768725384,0.1371850848039648,0.13865714599400697,0.1397523693325731,0.14698280730313235,0.152538602879573,0.15275073707725825,0.15384584611537536,0.15471196173868382,0.15873989831518662,0.1594417147219525,0.16125587041467243,0.16247696163016392,0.1632691684615464,0.16389437985235375,0.167263518858705,0.17201128888025038,0.17260450822024795,0.17388437196908338],"n_dims_used":43,"mean_confidence":0.9192289308060048},"coverage":{"mean_confidence":0.9192289308060048,"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}}