{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004753","487:4870005920","487:4870005183","487:4870005330","469:4690005470","487:4870004898","469:4690005657","487:4870005328","487:4870006652","487:4870005327","469:4690005469","487:4870005476","469:4690005476","487:4870006347","469:4690005747","487:4870008260","469:4690006093","487:4870006503","487:4870006959","487:4870005185","487:4870006516","487:4870004310","466:4660009938","487:4870007970","470:4700005481"],"twin_admin_codes":[487,487,487,487,469,487,469,487,487,487,469,487,469,487,469,487,469,487,487,487,487,487,466,487,470],"twin_sims":[0.9666721679242202,0.8582659174420292,0.8569446737624228,0.8264901057685315,0.8045893663036426,0.7939787774316163,0.7922606241917582,0.787733180363642,0.7478898459154414,0.7428515422237928,0.7424213668182936,0.7398446827723898,0.7238550269215807,0.6982230888590516,0.6925373381258728,0.6851654619925709,0.6640285963732316,0.6603959327691901,0.6529822313032945,0.6480164156930224,0.6287607874046546,0.6237654296102018,0.6235663244552201,0.5943376454386661,0.5943002363730777],"twin_dists":[0.033815216887269905,0.07180574724463151,0.0721667360605724,0.08017944985010395,0.08564299002449194,0.08821882587551891,0.08863205771967564,0.08971607943333425,0.0989946206803624,0.100139725381242,0.10023724661866537,0.10082058711792334,0.10441200352789004,0.11008218784834845,0.11132798696810547,0.11293778473924251,0.1175245801536264,0.1183092746201774,0.1199080383134119,0.12097712638287529,0.12511226708690343,0.12618305965724225,0.1262257278003023,0.13248568884918702,0.13249370236095648],"n_dims_used":43,"mean_confidence":0.9153786592705305},"coverage":{"mean_confidence":0.9153786592705305,"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}}