{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001601","480:4800001545","480:4800001654","480:4800001825","480:4800001602","480:4800001652","480:4800001599","480:4800001544","480:4800001603","480:4800001496","480:4800001329","480:4800001945","480:4800001653","480:4800001495","480:4800001769","480:4800001826","480:4800001768","480:4800001328","480:4800001497","469:4690002492","480:4800001824","480:4800001327","480:4800001657","479:4790006562","480:4800001551"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,480,479,480],"twin_sims":[0.8217498241607258,0.7657666190776375,0.6977794965847387,0.552771957153715,0.4907114276268591,0.43467270673428915,0.3739633183803662,0.36610879135971175,0.3633547907514546,0.31966489851745244,0.31512890517022396,0.29477280821188484,0.28624499746600657,0.2760103517479345,0.2563836076797467,0.23695392587304617,0.23535444992518748,0.23209386286930286,0.19818563513464524,0.16134348573552135,0.14913313628617514,0.13718819986761993,0.13354401960481027,0.12978974391296727,0.12455424160841463],"twin_dists":[0.0813804937993447,0.09488446063435556,0.11017952226773685,0.14141533543183626,0.15497014877294224,0.167649997957237,0.18215771362912977,0.18411280933768268,0.18480327577440783,0.19614763051582376,0.1973727756728837,0.20299929617304066,0.20542409868575348,0.20839225809933692,0.21427956108216542,0.22039586174229084,0.2209136094229888,0.22197623730383492,0.23366951463298594,0.24807181195441536,0.2533661747154363,0.2588644241869369,0.26061276999487076,0.26245185319679004,0.26508486751814775],"n_dims_used":43,"mean_confidence":0.9198021112486373},"coverage":{"mean_confidence":0.9198021112486373,"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}}