{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002613","487:4870004093","494:4940004227","494:4940004463","466:4660005577","487:4870002260","466:4660005926","490:4900001576","466:4660005132","487:4870003228","487:4870002510","469:4690002905","487:4870002503","470:4700001188","487:4870001734","480:4800004274","489:4890003011","494:4940004346","487:4870004092","480:4800004253","494:4940004706","494:4940004719","487:4870002515","480:4800005140","496:4960004905"],"twin_admin_codes":[487,487,494,494,466,487,466,490,466,487,487,469,487,470,487,480,489,494,487,480,494,494,487,480,496],"twin_sims":[0.026524956872383213,0.01403656896589353,0.009560310205793997,0.00889979932553004,0.00786161097328374,0.007000550005762013,0.005362983485256539,0.0031967917327080245,0.00299991251749517,0.0018163548645804323,0.001508054646961644,0.0014707066583686031,0.001435788442535369,0.001388838173881659,0.001334657556400065,0.0011060602786783808,0.0006813539650804331,0.0006289706886902097,0.0006218335794166487,0.0005233843453484915,0.00047775471737393705,0.00047013542326803347,0.00044906361423844893,0.0004304763580913721,0.0004161565167066449],"twin_dists":[0.34992290269275356,0.3793619895539207,0.3960697091535912,0.3991069219027207,0.40431510036503254,0.40912593224428273,0.4199681810973679,0.4402575611145397,0.44268618322572717,0.4614081969770723,0.46815869865798193,0.4690613507352673,0.46992463121374856,0.4711164661959449,0.47253902021888633,0.4791981714368204,0.49595829473597514,0.4986715550506058,0.49905741775590673,0.5048491948222861,0.5078877319948298,0.5084213714761244,0.5099404280127645,0.5113367591402878,0.5124515208133638],"n_dims_used":43,"mean_confidence":0.8884389123251272},"coverage":{"mean_confidence":0.8884389123251272,"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}}