{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005006","487:4870004706","466:4660011878","487:4870004848","496:4960011901","487:4870007050","487:4870007197","487:4870007205","466:4660002805","490:4900001589","487:4870004849","487:4870004711","466:4660012899","487:4870006302","466:4660011234","487:4870005142","466:4660011399","490:4900001203","487:4870005146","487:4870006299","469:4690003070","487:4870004705","490:4900001587","487:4870004714","496:4960010465"],"twin_admin_codes":[487,487,466,487,496,487,487,487,466,490,487,487,466,487,466,487,466,490,487,487,469,487,490,487,496],"twin_sims":[0.5447678072294291,0.5230536758551794,0.4799704448379335,0.4735519916874474,0.4491547910012542,0.44666669757659,0.43119383422554375,0.4285223506113011,0.4249725462675453,0.421894886998993,0.4216089020386186,0.40823935505095743,0.40358435071672094,0.4014142279468098,0.39919533227893417,0.39792629603144164,0.3958999875632614,0.3953221415259494,0.3914041400178138,0.3897461962798296,0.38717631311566053,0.385177245746177,0.3777726005843463,0.3695619215218054,0.3652199094347817],"twin_dists":[0.14314450160268402,0.1478598296299467,0.15736058843040845,0.15879710272108583,0.16431947859196702,0.16488870283503185,0.16845652815149342,0.1690776670337098,0.16990548635791436,0.1706255286858301,0.17069254870789394,0.17384772243826352,0.17495686816972084,0.17547589907430117,0.176007908814095,0.1763127820747307,0.1768005066623807,0.17693980211035695,0.17788677179572024,0.17828882112733688,0.1789136060510094,0.17940097230365498,0.18121683252987406,0.1832507358330685,0.18433537744435805],"n_dims_used":43,"mean_confidence":0.9084982761116915},"coverage":{"mean_confidence":0.9084982761116915,"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}}