{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002932","490:4900001725","490:4900003088","490:4900003078","490:4900001293","490:4900002185","490:4900000912","490:4900001726","490:4900000673","490:4900001168","490:4900000564","490:4900000671","490:4900005141","490:4900003221","494:4940007270","490:4900000798","490:4900001868","490:4900003194","494:4940007494","490:4900005660","496:4960007780","490:4900003224","494:4940007386","490:4900003219","490:4900002766"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,496,490,494,490,490],"twin_sims":[0.6813513084243601,0.6810948419344138,0.6794877575212553,0.6213254313411003,0.6032335632795136,0.5672996495524996,0.5361722559665698,0.5207984240983212,0.5193834474456249,0.5139108859536533,0.5071291634497845,0.5019890674280939,0.5002340788621611,0.49938156508296405,0.4947526249962546,0.4930825280294602,0.4917936292646635,0.4864789817112189,0.4785184934032793,0.47075352871191833,0.4686811825720271,0.46631605098031054,0.4646494483628429,0.4644585092148973,0.4625944463208833],"twin_dists":[0.11376845477990638,0.11382425817442271,0.11417379305982385,0.12670589729914436,0.13058049105310152,0.13828646466826985,0.1450064553681866,0.1483519395388228,0.14866094962031468,0.14985798356451618,0.15134580522685978,0.15247695552335305,0.1528638861367889,0.15305197979376547,0.15407487132868483,0.15444459965919718,0.15473018837493813,0.15591015215670065,0.1576850024357036,0.15942542877094742,0.15989153198168354,0.16042434536733605,0.16080035389028283,0.1608434622287492,0.16126463728458934],"n_dims_used":45,"mean_confidence":0.9173265245225695},"coverage":{"mean_confidence":0.9173265245225695,"n_dims_used":45,"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}}