{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003771","488:4880003641","488:4880003293","488:4880003253","488:4880004056","488:4880003639","488:4880003104","488:4880003646","488:4880003051","488:4880003582","488:4880003147","488:4880003399","488:4880003584","488:4880003405","488:4880003199","488:4880003139","488:4880002964","488:4880003140","488:4880003642","488:4880003013","488:4880003241","481:4810001768","488:4880003521","488:4880003348","481:4810002115"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,481,488,488,481],"twin_sims":[0.9366165076610949,0.9318807595722742,0.9086794948760107,0.8962113964420876,0.8891758299720646,0.8863916452543237,0.8786817108759065,0.8696678116930472,0.8687288909287348,0.8628261148216967,0.8557522968950311,0.8491155815694325,0.8449454136245776,0.844371296664991,0.8426259054852834,0.8397087489497265,0.8384460941254153,0.8263580396426861,0.8255635104899977,0.825488039883703,0.8242104065548358,0.8224875365176494,0.8212060567506805,0.8193799409150517,0.8146886484816375],"twin_dists":[0.04699998078685099,0.0487852599820737,0.056837811553838206,0.0607998393445653,0.06294835103946302,0.0637831546315902,0.0660530331391492,0.06863567847302167,0.06890063242925687,0.07054996788916679,0.07249144762666579,0.07428093237762846,0.07539060239346812,0.07554252151403422,0.07600314146120665,0.07676893461858651,0.07709885766579133,0.08021306090025798,0.08041508653715668,0.0804342602221481,0.08075842372072162,0.08119429492101748,0.08151757535891714,0.08197691514388238,0.08314995656359302],"n_dims_used":45,"mean_confidence":0.920707024468316},"coverage":{"mean_confidence":0.920707024468316,"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}}