{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660006178","470:4700002902","466:4660005969","466:4660005600","500:5000003433","487:4870006774","470:4700007190","470:4700003387","480:4800005035","466:4660005601","466:4660005714","470:4700002815","488:4880005817","493:4930005572","488:4880005899","496:4960000044","487:4870005894","470:4700003256","466:4660007258","487:4870006037","481:4810003424","493:4930004563","496:4960000068","487:4870007265","488:4880003613"],"twin_admin_codes":[466,470,466,466,500,487,470,470,480,466,466,470,488,493,488,496,487,470,466,487,481,493,496,487,488],"twin_sims":[0.030585903626896397,0.020866135721854577,0.014334359181887192,0.01433120000901709,0.011332045759472484,0.009892026090638953,0.009292751311611006,0.008251730816290114,0.008170090314832366,0.007116201932201482,0.006186600474235251,0.004408363543008681,0.00438650366509276,0.0039478547909138064,0.003929495000824297,0.00376248191073438,0.0036788733753736597,0.003609001911119847,0.0034761018831532976,0.0028828305870043664,0.0028742391163039914,0.002789456447994913,0.002607796191914198,0.0025519368263554896,0.0023593117955306663],"twin_dists":[0.34298748278021224,0.36130455558817837,0.37842741923683204,0.37843724355523567,0.3887619029304995,0.39461444695142955,0.3972767208504034,0.40228954431509667,0.4027062236962841,0.40844983763036025,0.4141904705154645,0.4277684620552303,0.4279644316963415,0.432097042654697,0.4322789680576812,0.43397036511789605,0.4348429306960123,0.43558609790130254,0.43703657537767904,0.4442004657515343,0.4443137865518769,0.4454489883594199,0.44799167722076877,0.44880619178081743,0.4517461581444154],"n_dims_used":43,"mean_confidence":0.9133142870525981},"coverage":{"mean_confidence":0.9133142870525981,"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}}