{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005925","487:4870005046","487:4870005479","487:4870004902","469:4690005921","469:4690005830","469:4690005923","469:4690005281","469:4690005465","487:4870005774","474:4740003058","487:4870006067","487:4870005783","487:4870005784","487:4870004759","487:4870012064","487:4870004613","487:4870005927","487:4870012738","487:4870004465","487:4870005631","469:4690005374","487:4870006356","469:4690005920","466:4660007180"],"twin_admin_codes":[487,487,487,487,469,469,469,469,469,487,474,487,487,487,487,487,487,487,487,487,487,469,487,469,466],"twin_sims":[0.8780324928384678,0.8526193205612851,0.8424002424845886,0.8390799058721602,0.7827114282898666,0.7809205817677736,0.736067330728969,0.7172677094606007,0.7115058146850398,0.7064143490549145,0.6996991829292716,0.679658427372252,0.6720308941926579,0.654580132830409,0.6475435251127265,0.6425706567740381,0.6419874490752544,0.6394963679596462,0.6381708863310427,0.6379223607573906,0.6307956918853579,0.6189855057116046,0.6166600102749714,0.6093531824077072,0.5934763578041796],"twin_dists":[0.0662415087854415,0.07333990889443502,0.07606256111643302,0.07693336179784986,0.09091050786301268,0.0913345177716064,0.10167334083566251,0.10587855918305257,0.10715576937404432,0.10828032803521398,0.10975812329760055,0.11413668463822753,0.11579255113905043,0.11956373502579022,0.12107886715153367,0.12214811134721808,0.12227343634859562,0.12280858141590457,0.1230932254383021,0.12314658817445945,0.12467588933507417,0.12720719370106065,0.12770531904258095,0.12927010509732584,0.13267019305287886],"n_dims_used":43,"mean_confidence":0.9192727554676144},"coverage":{"mean_confidence":0.9192727554676144,"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}}